In your Exchange Server 2007 organization, Microsoft ActiveSync is configured on the Exchange servers but is currently disabled for users. A user in the Exchange organization has a new mobile device. He wants his device to synchronize with the Exchange servers over a wireless network. You need to enable the ActiveSync feature for only this user. What are two possible ways to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

A.
Run the Set-Mailbox cmdlet

B.
Run the Set-CASMailbox cmdlet

C.
Run the Set-ActiveSyncMailboxPolicy cmdlet

D.
Use the Active Directory Users and Computers console to enable the ActiveSync feature for the user

E.
Use the Exchange Management Console to enable the ActiveSync feature for the user