YournetworkconsistsofasingleActiveDirectorydomainnamedcontoso.com.AllserversrunWindowsServer2003ServicePack2(SP2).YouplantodeployanewDNSzonenamedadatum.com.Youneedtoensurethatonlycomputersinthecontoso.comdomaincanupdatehostrecordsinthenewDNSzone.Whatshouldyoudo?()
A.CreateanewActiveDirectoryforestnamedadatum.com.
B.CreateanewActiveDirectory-integratedzonenamedadatum.com.
C.Createanewstandardprimaryzonenamedadatum.com.Disableroundrobin.
D.Createanewstandardprimaryzonenamedadatum.com.Disablenetmaskordering.