A large company wants to procure video conference devices that allow multipoint conferences from C-Series and immersive endpoints that are registered to a Cisco VCS and Cisco Unified Communications Manager. Which two components meet the requirements of this company?

A.	Cisco TelePresence Multipoint Switch registered to Cisco VCS
B.	Cisco C-Series endpoint with a multisite option key registered to Cisco VCS
C.	Cisco TelePresence Server registered to Cisco VCS
D.	Cisco C-Series endpoint with a multisite option key registered to Cisco Unified Communications Manager
E.	Cisco TelePresence Multipoint Switch trunked to Cisco Unified Communications Manager