You need to ensure that you can clone DC6

Your network contains an Active Directory domain named contoso.com. The domain contains six
domain controllers. The domain controllers are configured as shown in the following table.

The network contains a server named Server1 that has the Hyper-V server role installed. DC6 is a virtual machine that is hosted on Server1. You need to ensure
that you can clone DC6. What should you do?

A.
Transfer the schema master to DC6.

B.
Transfer the schema master to DC4.

C.
Transfer the PDC emulator to DC2.

D.
Transfer the PDC emulator to DC5.