Your network contains an Active Directory forest named adatum.com.
The forest contains a single domain. The domain contains four servers.
The servers are configured as shown in the following table.
You need to update the schema to support a domain controller that will run Windows Server 2012.
On which server should you run adprep.exe?
A.
DC1
B.
DC2
C.
DC3
D.
SERVER1
Explanation:
http://technet.microsoft.com/en-us/library/dd464018(v=ws.10).aspx#BKMK_WS2012