Which two statements about Cisco TMS call launch options are true?

A.	For "One Button ta Push." the user needs to know the conference number before starting the session.
B.	For "Automatic Connect," the Cisco Telepresence MCU device dials, and the user must answer the call.
C.	For "Manual Connect." the designated user must log in and start the meeting
D.	For "Automatic Connect," the desktop software dials, and the user must answer the call.
E.	For "One Button to Push," the user does not need to know the conference number.