Which two system parameters are correct in the creation of a personal mailbox? (Choose two)

A.
A personal mailbox can only be a member of one group.

B.
The user must be defined in the local CME.

C.
The user can reside in any network-attached CME.

D.
The user can have multiple personal mailboxes in multiple groups.

E.
There can be only one mailbox per subscriber.

Explanation:
Mailboxes are assigned to an IP telephone under the control of the Cisco CME system that resides on the same router as the Cisco Unity Express module. IP telephones under the control of Cisco CME on another router need their own on-site Cisco Unity Express application.