happens to these mailboxes when they are moved?

An administrator is in the process of moving cisco unity connection mailboxes between mailbox stores the administrator notices that some mailboxes have active message waiting indicators what

happens to these mailboxes when they are moved?
A . The move will fall If MWI status Is active.
B . Moving the mailboxes from one store to another falls If MWI Is turned on.
C . If source and target mailbox store are not disabled. MWI status is not retained.
D . The MWI status is retained after a mailbox is moved from one store to another.

Answer: D