If two phones share a line between them, what happens if the user of the first phone is using the
line and the user of the second phone uses the Barge feature?

A.
The user of the first phone is notified of the Barge request.

B.
A three-way conference begins.

C.
The call is discontinued, but the first phone user and the second phone user are able to talk.

D.
The user on the first phone is knocked off the line, and the second phone user takes over the
line.

Explanation: