What is the main difference between a Cisco TelePresence Multipoint Control Unit and a
Cisco TelePresence Multipoint Switch?

A.
The Cisco TelePresence Multipoint Control Unit is a hardware bridge.
The Cisco TelePresence Multipoint Switch is a software bridge.

B.
The Cisco TelePresence Multipoint Control Unit is a software bridge for immersive and nonimmersive endpoints.
The Cisco TelePresence Multipoint Switch is a hardware bridge for non-immersive endpoints.

C.
The Cisco TelePresence Multipoint Control Unit delivers automatic voice-activated switching.
The Cisco TelePresence Multipoint Switch provides active presence.

D.
The Cisco TelePresence Multipoint Control Unit has a latency of less than 10 ms, whereas the
Cisco TelePresence Multipoint Switch has a latency of 100 ms.