Which three platforms does cisco configuration assistant support for multi-site use? (Choose three)

Which three platforms does cisco configuration assistant support for multi-site use? (Choose three)

A.
Cisco ASA 5505

B.
Cisco Unified Communications 520

C.
Cisco SR 520-T1

D.
Cisco SA 520

E.
Cisco Unified Communications 540

F.
ISR 800 series