Your company has a single Active Directory directory service forest with three domains. A site named Site1 has three domain controllers named DC1, DC2, and DC3. All three domain controllers have the same directory and application partitions. DC3 holds the PDC Emulator Master and RID Master roles. You need to prevent DC3 from performing intersite replication, and you must accomplish this goal without disrupting intrasite replication. What should you do?

A.
Disable RPC port 135 on DC3.

B.
Disable LDAP port 389 on DC3.

C.
Run the repadmin /bridgeheads command.

D.
Configure DC1 and DC2 to be the only preferred bridgehead servers.