You need to implement a solution to support the planned changes for the branch office administrators.
What should you do?
A . Assign the Recipient Policies role to the branch office administrators and a default management scope
B . Assign the Mail Recipients role to the branch office administrators and use a default management scope
C . Assign the Mail Recipients role to the branch office administrators and create a custom management scope
D . Assign the Recipient Policies roles to the branch office administrators and create a custom management scope
Answer: C