Select the missing tool name from the sentence below:You can use the __.exe tool to create installation media for additional domain controllers that you are
creating in a domain. By using the Install from Media (IFM) option, you can minimize the replication of
directory data over the network. This helps you install additional domain controllers in remote sites
more efficiently.

A.
Dsutil

B.
Ntfrsutl

C.
Mqtgsvc

D.
Ntdsutil

Explanation:
http://technet.microsoft.com/en-us/library/cc770654(v=ws.10).aspx