What should you do?

You are the newly appointed enterprise administrator at Domain.com. The Domain.com network consists of a single Active Directory domain named Domain.com. All servers on the Domain.com network run Windows Server 2008.
Domain.com has its headquarters in Chicago and a branch office in Miami. Domain.com consists of a Marketing department. The Domain.com users need space to store data for an application named CK_Market. To accommodate it, you create an application directory partition. You have received instructions from management to add a replica of CK_Market application directory partition to the domain controller in Miami.
What should you do?

A.
The best option is to use Dnscmd.exe.

B.
The best option is to use Repadmin.exe.

C.
The best option is to use Ntdsutil.exe.

D.
The best option is to use Dcpromo.exe.

Explanation:
You need to use the Ntdsutil.exe tool to add replica for the CK_Market application directory partition to the domain controller at Miami . The Ntdsutil tool is a command-line utility that offers management facilities for Active Directory.