Your network contains an Active Directory forest named contoso.com. The forest contains a single domain. All domain controllers run Windows Server 2012. The
domain contains two domain controllers. The domain controllers are configured as shown in the following table.
You discover that a support technician accidentally removed 100 users from an Active Directory group named Group1 an hour ago. You need to restore the
membership of Group1. What should you do?
A.
Apply a virtual machine snapshot to VM1.
B.
Perform an authoritative restore.
C.
Perform a non-authoritative restore.
D.
Perform tombstone reanimation.