A.Create and associate a management scope to the role group.
B.Create and associate a management role assignment policy to the role group.
C.Create a new linked role group， and then add the branch office administrators to the role group.
D.Create a new role， and then add management role entries to the role.

A.For each mailbox database， provide a database name that is unique within the organization.
B.For each mailbox database， provide a database name that is unique within the Mailbox server.
C.For each mailbox database file， provide a file name that is unique within the organization.
D.For each mailbox database file， provide a file name that is unique within the Mailbox server.