You work as a Network Administrator at ABC.com. The network contains a single Active Directory
Domain Services (AD DS) domain named ABC.com. All servers on the network run Windows
Server 2008 R2 Service Pack 1 (SP1).
You plan to migrate all servers to Windows Server 2012. One Windows Server 2008 R2 server is
named ABC-2008DC-1 and is configured as a domain controller for the ABC.com domain.
You install Windows Server 2012 on a server, name it ABC-2012DC-1 and join it to the domain.
You want to configure ABC-2012DC-1 as a domain controller using the install from media (IFM)
promotion method.
What should you do before attempting to promote ABC-2012DC-1?

A.
You should create a computer account for ABC-2012DC-1 in the domain.

B.
You should upgrade ABC-2008DC-1 to Windows Server 2012.

C.
You should back up the System State of ABC-2008DC-1.

D.
You should install the Active Directory Lightweight Directory Services role on ABC-2008DC-1.