When integrating Cisco Unified Communications Manager in a Cisco TelePresence deployment,
which three of the following would require a SIP trunk? (Choose three)

A.
Cisco TelePresence codec

B.
The Cisco Unified IP phone 7975G in the Cisco TelePresence room

C.
Cisco TelePresence multipoint Switch

D.
Cisco Unified Videoconferencing 5200 Series MCU

E.
Cisco TelePresence Recording Servers