You deploy an Active Directory domain named contoso.com to the network. The domain is configured as an Active Directory-integrated zone. All domain controllers run Windows Server

2012 and are DNS ser

vers.

You plan to deploy a child domain named operations.contoso.com.

You need to recommend changes to the DNS infrastructure to ensure that users in the operations department can access the servers in the contoso.com domain.

What should you include in

the recommendation?

A. A zone delegation for _msdcs.contoso.com

B. Changes to the replication scope of contoso.com

C. Changes to the replication scope of _msdcs.contoso.com

D. Changes to the replication scope of operations.contoso.com

Explanation: