A customer wants a Cisco TelePresence MCU solution that supports up to 40 FullHD 1080p sessions. Which solution should the customer use?
A. a stack of Cisco TelePresence MCU 5320s
B. a stack of Cisco TelePresence MCU 4520s
C. a Cisco TelePresence MSE 8000 with clustered Cisco TelePresence MCU MSE 8420s
D. a Cisco TelePresence MSE 8000 with clustered Cisco TelePresence MCU MSE 8510s
