<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.5a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#N1aCover" roleURI="http://xbrl.sec.gov/rr/role/N1aCover" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#N1aSupplement" roleURI="http://xbrl.sec.gov/rr/role/N1aSupplement" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#RiskReturn" roleURI="http://xbrl.sec.gov/rr/role/RiskReturn" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#FeesAndExpenses" roleURI="http://xbrl.sec.gov/rr/role/FeesAndExpenses" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#InvestmentStrategy" roleURI="http://xbrl.sec.gov/rr/role/InvestmentStrategy" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#InvestmentRisks" roleURI="http://xbrl.sec.gov/rr/role/InvestmentRisks" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#PerformanceManagement" roleURI="http://xbrl.sec.gov/rr/role/PerformanceManagement" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderFeesData" roleURI="http://xbrl.sec.gov/rr/role/ShareholderFeesData" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#OperatingExpensesData" roleURI="http://xbrl.sec.gov/rr/role/OperatingExpensesData" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ExpenseExample" roleURI="http://xbrl.sec.gov/rr/role/ExpenseExample" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ExpenseExampleNoRedemption" roleURI="http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#RiskTableData" roleURI="http://xbrl.sec.gov/rr/role/RiskTableData" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#BarChartData" roleURI="http://xbrl.sec.gov/rr/role/BarChartData" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#PerformanceTableData" roleURI="http://xbrl.sec.gov/rr/role/PerformanceTableData" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#MarketIndexPerformanceData" roleURI="http://xbrl.sec.gov/rr/role/MarketIndexPerformanceData" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#NcsrCover" roleURI="http://xbrl.sec.gov/oef/role/NcsrCover" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReport" roleURI="http://xbrl.sec.gov/oef/role/ShareholderReport" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#FundExpenses" roleURI="http://xbrl.sec.gov/oef/role/FundExpenses" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ManagementsDiscussion" roleURI="http://xbrl.sec.gov/oef/role/ManagementsDiscussion" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#FundStatistics" roleURI="http://xbrl.sec.gov/oef/role/FundStatistics" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#Holdings" roleURI="http://xbrl.sec.gov/oef/role/Holdings" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#MaterialFundChanges" roleURI="http://xbrl.sec.gov/oef/role/MaterialFundChanges" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#Accountants" roleURI="http://xbrl.sec.gov/oef/role/Accountants" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#AvailabilityOfAdditionalInformation" roleURI="http://xbrl.sec.gov/oef/role/AvailabilityOfAdditionalInformation" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportLineGraphDetails" roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#PerformanceDataByClass" roleURI="http://xbrl.sec.gov/oef/role/PerformanceDataByClass" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#PerformanceDataByBroadBasedIndex" roleURI="http://xbrl.sec.gov/oef/role/PerformanceDataByBroadBasedIndex" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#PerformanceDataByAdditionalIndex" roleURI="http://xbrl.sec.gov/oef/role/PerformanceDataByAdditionalIndex" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportAverageAnnualReturnDetails" roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#AverageAnnualReturnDataByClass" roleURI="http://xbrl.sec.gov/oef/role/AverageAnnualReturnDataByClass" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#AverageAnnualReturnDataByBroadBasedIndex" roleURI="http://xbrl.sec.gov/oef/role/AverageAnnualReturnDataByBroadBasedIndex" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#AverageAnnualReturnDataByAdditionalIndex" roleURI="http://xbrl.sec.gov/oef/role/AverageAnnualReturnDataByAdditionalIndex" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportHoldingsDetails" roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#Defaults" roleURI="http://xbrl.sec.gov/oef/role/Defaults" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#Deprecated" roleURI="http://xbrl.sec.gov/oef/role/Deprecated" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aCover" xlink:title="010000 - Disclosure - Form N-1A Cover">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aSupplement" xlink:title="010001 - Disclosure - Form N-1A Supplement">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/RiskReturn" xlink:title="010002 - Disclosure - Investment Objectives and Goals">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/FeesAndExpenses" xlink:title="010003 - Disclosure - Fees and Expenses">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentStrategy" xlink:title="010004 - Disclosure - Investment Strategy">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentRisks" xlink:title="010005 - Disclosure - Investment Risks">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceManagement" xlink:title="010006 - Disclosure - Performance Management">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ShareholderFeesData" xlink:title="020010 - Disclosure - Shareholder Fees">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/OperatingExpensesData" xlink:title="020020 - Disclosure - Annual Fund Operating Expenses">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExample" xlink:title="020030 - Disclosure - Expense Example">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption" xlink:title="020040 - Disclosure - Expense Example, No Redemption">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/BarChartData" xlink:title="020050 - Disclosure - Annual Total Returns">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceTableData" xlink:title="020060 - Disclosure - Average Annual Total Returns">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusLineItems" xlink:label="loc_oefProspectusLineItems" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aCover" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aCover" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aSupplement" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aSupplement" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aSupplement">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/N1aSupplement">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/RiskReturn" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/RiskReturn" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/RiskReturn">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/FeesAndExpenses" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/FeesAndExpenses" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/FeesAndExpenses">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/FeesAndExpenses">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentStrategy" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentStrategy" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentStrategy">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentRisks" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentRisks">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_AllRisksMember" xlink:label="loc_oefAllRisksMember" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_AssetConcentrationRiskMember" xlink:label="loc_avitAssetConcentrationRiskMember" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitAssetConcentrationRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_ConflictsOfInterestRiskMember" xlink:label="loc_avitConflictsOfInterestRiskMember" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitConflictsOfInterestRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_EtfRisksMember" xlink:label="loc_avitEtfRisksMember" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitEtfRisksMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_FixedIncomeSecuritiesRiskMember" xlink:label="loc_avitFixedIncomeSecuritiesRiskMember" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitFixedIncomeSecuritiesRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_FixedIncomeUnderlyingEtfRisksMember" xlink:label="loc_avitFixedIncomeUnderlyingEtfRisksMember" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitFixedIncomeUnderlyingEtfRisksMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_FundOfFundsRisksMember" xlink:label="loc_avitFundOfFundsRisksMember" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitFundOfFundsRisksMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_ManagementRiskMember" xlink:label="loc_avitManagementRiskMember" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitManagementRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_MarketRiskMember" xlink:label="loc_avitMarketRiskMember" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitMarketRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_MarketTimingRiskMember" xlink:label="loc_avitMarketTimingRiskMember" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitMarketTimingRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_NonFixedIncomeUnderlyingEtfRisksMember" xlink:label="loc_avitNonFixedIncomeUnderlyingEtfRisksMember" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitNonFixedIncomeUnderlyingEtfRisksMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_NonUSSecuritiesRiskMember" xlink:label="loc_avitNonUSSecuritiesRiskMember" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitNonUSSecuritiesRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_EquitySecuritiesRiskMember" xlink:label="loc_avitEquitySecuritiesRiskMember" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitEquitySecuritiesRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_CanadianInvestmentRiskMember" xlink:label="loc_avitCanadianInvestmentRiskMember" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitCanadianInvestmentRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_ConcentrationRiskMember" xlink:label="loc_avitConcentrationRiskMember" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitConcentrationRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_IndustrySpecificRisksMember" xlink:label="loc_avitIndustrySpecificRisksMember" />
      <link:presentationArc order="1140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitIndustrySpecificRisksMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_InvestmentRiskMember" xlink:label="loc_avitInvestmentRiskMember" />
      <link:presentationArc order="1150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitInvestmentRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_IssuerSpecificRiskMember" xlink:label="loc_avitIssuerSpecificRiskMember" />
      <link:presentationArc order="1160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitIssuerSpecificRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_LargeCapMidCapAndSmallCapCompaniesRiskMember" xlink:label="loc_avitLargeCapMidCapAndSmallCapCompaniesRiskMember" />
      <link:presentationArc order="1170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitLargeCapMidCapAndSmallCapCompaniesRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_MlpRiskMember" xlink:label="loc_avitMlpRiskMember" />
      <link:presentationArc order="1180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitMlpRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_MlpTaxRiskMember" xlink:label="loc_avitMlpTaxRiskMember" />
      <link:presentationArc order="1190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitMlpTaxRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_PficTaxRiskMember" xlink:label="loc_avitPficTaxRiskMember" />
      <link:presentationArc order="1200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitPficTaxRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_ReplicationManagementRiskMember" xlink:label="loc_avitReplicationManagementRiskMember" />
      <link:presentationArc order="1210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitReplicationManagementRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_TrackingErrorRiskMember" xlink:label="loc_avitTrackingErrorRiskMember" />
      <link:presentationArc order="1220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitTrackingErrorRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_CurrencyRiskMember" xlink:label="loc_avitCurrencyRiskMember" />
      <link:presentationArc order="1230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitCurrencyRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_EmergingMarketsRiskMember" xlink:label="loc_avitEmergingMarketsRiskMember" />
      <link:presentationArc order="1240" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitEmergingMarketsRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_ManagedPortfolioRiskMember" xlink:label="loc_avitManagedPortfolioRiskMember" />
      <link:presentationArc order="1250" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitManagedPortfolioRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_PrivateEquityRiskMember" xlink:label="loc_avitPrivateEquityRiskMember" />
      <link:presentationArc order="1260" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefAllRisksMember" xlink:to="loc_avitPrivateEquityRiskMember" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentRisks" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/InvestmentRisks">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceManagement" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceManagement" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceManagement">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceManagement">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ShareholderFeesData" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ShareholderFeesData" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ShareholderFeesData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ShareholderFeesData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/OperatingExpensesData" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/OperatingExpensesData" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/OperatingExpensesData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/OperatingExpensesData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExample" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExample" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExample">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExample">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/BarChartData" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/BarChartData" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/BarChartData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/BarChartData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceTableData" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceTableData" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceTableData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ProspectusTable" xlink:label="loc_oefProspectusTable" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="loc_deiLegalEntityAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefProspectusTable" xlink:to="loc_deiLegalEntityAxis" order="1.5" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiLegalEntityAxis" xlink:to="loc_deiEntityDomain" order="1.5" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceTableData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015810Member" xlink:label="loc_avitS000015810Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015810Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015812Member" xlink:label="loc_avitS000015812Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015812Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015809Member" xlink:label="loc_avitS000015809Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015809Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015811Member" xlink:label="loc_avitS000015811Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015811Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000015808Member" xlink:label="loc_avitS000015808Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000015808Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000040336Member" xlink:label="loc_avitS000040336Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000040336Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_S000046802Member" xlink:label="loc_avitS000046802Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiEntityDomain" xlink:to="loc_avitS000046802Member" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceTableData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="loc_oefShareClassDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043416Member" xlink:label="loc_avitC000043416Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043416Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043417Member" xlink:label="loc_avitC000043417Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043417Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043421Member" xlink:label="loc_avitC000043421Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043421Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043420Member" xlink:label="loc_avitC000043420Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043420Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043414Member" xlink:label="loc_avitC000043414Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043414Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043415Member" xlink:label="loc_avitC000043415Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043415Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043418Member" xlink:label="loc_avitC000043418Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043418Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043419Member" xlink:label="loc_avitC000043419Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043419Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043412Member" xlink:label="loc_avitC000043412Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043412Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000043413Member" xlink:label="loc_avitC000043413Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000043413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125262Member" xlink:label="loc_avitC000125262Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125262Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000125263Member" xlink:label="loc_avitC000125263Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000125263Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146220Member" xlink:label="loc_avitC000146220Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146220Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_C000146221Member" xlink:label="loc_avitC000146221Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefShareClassDomain" xlink:to="loc_avitC000146221Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/PerformanceTableData">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_PerformanceMeasureDomain" xlink:label="loc_oefPerformanceMeasureDomain" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index1Member" xlink:label="loc_avitIndex1Member" />
      <link:presentationArc order="1000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex1Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index2Member" xlink:label="loc_avitIndex2Member" />
      <link:presentationArc order="1010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex2Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index3Member" xlink:label="loc_avitIndex3Member" />
      <link:presentationArc order="1020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex3Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index4Member" xlink:label="loc_avitIndex4Member" />
      <link:presentationArc order="1030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex4Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index5Member" xlink:label="loc_avitIndex5Member" />
      <link:presentationArc order="1040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex5Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index6Member" xlink:label="loc_avitIndex6Member" />
      <link:presentationArc order="1050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex6Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index7Member" xlink:label="loc_avitIndex7Member" />
      <link:presentationArc order="1060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex7Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index8Member" xlink:label="loc_avitIndex8Member" />
      <link:presentationArc order="1070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex8Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index9Member" xlink:label="loc_avitIndex9Member" />
      <link:presentationArc order="1080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex9Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index10Member" xlink:label="loc_avitIndex10Member" />
      <link:presentationArc order="1090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex10Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index11Member" xlink:label="loc_avitIndex11Member" />
      <link:presentationArc order="1100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex11Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index12Member" xlink:label="loc_avitIndex12Member" />
      <link:presentationArc order="1110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex12Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index13Member" xlink:label="loc_avitIndex13Member" />
      <link:presentationArc order="1120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex13Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index14Member" xlink:label="loc_avitIndex14Member" />
      <link:presentationArc order="1130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex14Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index15Member" xlink:label="loc_avitIndex15Member" />
      <link:presentationArc order="1140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex15Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index16Member" xlink:label="loc_avitIndex16Member" />
      <link:presentationArc order="1150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex16Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index17Member" xlink:label="loc_avitIndex17Member" />
      <link:presentationArc order="1160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex17Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index18Member" xlink:label="loc_avitIndex18Member" />
      <link:presentationArc order="1170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex18Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index19Member" xlink:label="loc_avitIndex19Member" />
      <link:presentationArc order="1180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex19Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index20Member" xlink:label="loc_avitIndex20Member" />
      <link:presentationArc order="1190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex20Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index21Member" xlink:label="loc_avitIndex21Member" />
      <link:presentationArc order="1200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex21Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="avit-20260430.xsd#avit_Index22Member" xlink:label="loc_avitIndex22Member" />
      <link:presentationArc order="1210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oefPerformanceMeasureDomain" xlink:to="loc_avitIndex22Member" xlink:type="arc" />
    </link:presentationLink>
</link:linkbase>
