You are a messaging professional. Your company uses a Microsoft Exchange
Server 2007 messaging system.

Your network infrastructure is as shown in the following exhibit. (Refer to the Exhibit.)

The messaging administrators in each office manage and maintain the Mailbox server at their respective
office.

You need to design a recovery plan that allows messaging administrators in each office to recover
mailboxes and deleted e-mail messages.

Which permission assignments should you include in the plan?

Exhibit:

A.
Add each administrators account to the Exchange Server Administrators group in the respective domain and
the local Administrators group on the respective mailbox server.

B.
Add each administrators account to the Exchange Server Administrators group in the respective domain and
the Backup Operators group on the respective mailbox server.

C.
Add each administrators account to the Exchange Server Administrators group in the forest root domain and
the Backup Operators group on the respective mailbox server.

D.
Add each administrators account to the Exchange Server Administrators group in the respective domain and
the Backup Operators group on a domain controller on the respective domain.