You need to recommend a change to the Active Directory environmentto support the company’s planned
changes.
Active Directory
The network contains an Active Directory forest named contoso.com. An Active Directory site exists foreach
office.
The forest contains a child domain named research.contoso.com. The functional level of both the domains is
Windows Server 2008. In each site, there are two domain controllers for the contoso.com domain and two
domain controllers for the research.contoso.com domain. The domain controllers run Windows Server 2008
R2.
All of the domain controllers are global catalog servers. The FSMO roles were not moved since the domains
were deployed.
Active Directory
The network contains an Active Directory forest named litwareinc.com. The forest contains a child domain for
each office. The child domains are named boston.litwareinc.com and la.litwareinc.com.
An Active Directory site exists for each office.
In each domain, all of the client computer accountsreside in an organizational unit (OU) named AllComputers
and all of the user accounts reside in an OU named AllUsers.
All domain controllers run Windows Server 2008 R2 and are configured as DNS servers.
The functional level of the domain and the forest is Windows Server 2008.
What should you include in the recommendation?

A.
Upgrade the domain controllers that have the PDC emulator master role to Windows Server 2012.

B.
Raise the functional level of the domain and the forest.

C.
Implement Administrator Role Separation.

D.
Upgrade the domain controller that has the domainnaming master role to Windows Server 2012.