You need to recommend changes to the Active Directory infrastructure of Litware. The changes must ensure that users in all of the offices can access their local mailbox if a WAN link fails.

What should you recommend?

A.
Enable the global catalog on Server3.

B.
Disable the global catalog on Server2.

C.
Deploy a read-only global catalog server to the Tokyo site.

D.
Deploy a read-only global catalog server to the Bangkok site.

E.
Enable universal group membership caching in the Tokyo site.

F.
Enable universal group membership caching in the Bangkok site.