Your network contains an Active Directory forest named contoso.com. The forest contains a single domain. The
forest functional level is Windows Server 2012 R2.
You have a domain controller named DC1.
On DC1, you create a new Group Policy object (GPO) named GPO1. You need to verify that GPO1 was
replicated to all of the domain controllers.
Which tool should you use?

A.
Group Policy Management

B.
Active Directory Sites and Services

C.
DFS Management

D.
Active Directory Administrative Center

Explanation:
In Windows Server 2012, the Group Policy Management Console (GPMC) was enhanced to provide a report
for the overall health state of the Group Policy infrastructure for a domain, or to scope the health view to a
single GPO.
Check Group Policy Infrastructure Status
http://technet.microsoft.com/en-us/library/jj134176.aspx