Your company has a single Active Directory forest that has six domains. All DNS servers in the forest run Windows Server 2008. You need to ensure that all public DNS quieries are channeled through a singlecahing- only DNS server. Which two actions should you perform?()
A.Disable the root hints B.Enable BIND secondaries C.Configure a forwarder to the caching DNS server D.Configure a GlobalNames host (A) record for the hostname of the caching DNS server