What information will you get from the output?

You are CCNA VOICE associate in Certkey.com. You execute the show ephone command in the Cisco Unified Communications manger as below. What information will you get from the output?

A.
There is only one IP phone.

B.
There are two registered IP phones. Shared number 5010 on line 2. Message waiting on shared line.

C.
There are two IP phones. Phone 2 is unregistered. Shared number 5010 on line 2. Message waiting on shared line

D.
There are two IP phones. Phone 2 is unregistered. Shared number 5010 on line 2. Message waiting on line 1 of phone