YournetworkcontainsasingleActiveDirectorydomain.Thedomaincontainsfiveread-onlydomaincontrollers(RODCs)andfivewritabledomaincontrollers.AllserversrunWindowsServer2008.YouplantoinstallanewRODCthatrunsWindowsServer2008R2.YouneedtoensurethatyoucanaddthenewRODCtothedomain.Youwanttoachievethisgoalbyusingtheminimumamountofadministrativeeffort.Whichtwoactionsshouldyouperform()
A.Atthecommandprompt,runadprep.exe/rodcprep.
B.Atthecommandprompt,runadprep.exe/forestprep.
C.Atthecommandprompt,runadprep.exe/domainprep.
D.FromActiveDirectoryDomainsandTrusts,raisethefunctionallevelofthedomain.
E.FromActiveDirectoryUsersandComputers,pre-stagetheRODCcomputeraccount.