YouhaveanExchangeServer2010organization.YourcompanyacquiresanothercompanythathasanExchangeServer2010organization.YouneedtorecommendasolutionfortheExchangeServer2010organizationtomeetthefollowingrequirements.Allusersmustbeabletoviewtheglobaladdresslists（GALs）forbothorganizations.Allusersmustbeabletoviewfree\/busyinformationforusersinbothorganizationsWhatshouldyouincludeinthesolution？（）
A..ImplementActiveDirectoryFederationServices（ADFS）.RuntheMicrosoftExchangeInter-OrganizationReplicationtool
B..ImplementMicrosoftIdentityLifecycleManager（ILM）2007.Createatwo-waycross-foresttrustbetweenbothorganizations
C..Createafederationtrustbetweenbothorganizations.ImplementMicrosoftIdentityLifecycleManager（ILM）2007.RuntheNewOrganizationRelationshipwizard
D..Createatwo-waycross-foresttrustbetweenbothorganizations.ImplementActiveDirectoryFederationServices（ADFS）.RuntheMicrosoftExchangeInter-OrganizationReplicationtool
参考答案：C
