An engineer wants to know if there is a way to determine the optical zoom of a Cisco TelePresence SX20 remotely. Which two methods will retrieve this information?

A.	From the CLI, run xstatus.
B.	From the CLI, run xconfig.
C.	From the web GUI, choose Configuration > System Status > Camera.
D.	From the web GUI, choose Configuration> Camera > Status.
E.	From CLI, run xcommand camera.