Which two are benefits of the Cisco Unified Communications Mobile Solutions? (Choose two)

A.
Ability to join Cisco WebEx meetings remotely with a variety of smart phones

B.
Implementing the Cisco Unified Wireless IP Phone 7925G-EX as a full-featured GSM phone

C.
Ability to keep mobile/cellular costs under control

D.
Ability to avoid all cellular charges

E.
Deployment simplicity