A company has a network that contains one Active Directory Domain Services (AD DS) domain. The
domain and forest functional levels are set to Windows Server 2008. All domain controllers run
Windows Server 2012.
You need to enable the Active Directory Recycle Bin for the forest. What should you do?
A.
Raise the domain and forest functional levels to Windows Server 2012 R2.
B.
Deploy new domain controllers that have Windows Server 2012 R2 installed.
C.
Raise the domain and forest functional levels to Windows Server 2008 R2.
D.
Upgrade the domain controllers to Windows Server 2012 R2.