User A and User B are in a video call using Cisco VT Advantage. The call was set up via the local Cisco CallManager. User A and User B determine that they need to add User C to the call. User A attempts to conference in User C, but there are no more SCCP ports available on the MCU. What will be the outcome of the conference attempt?

A.
The conference will proceed with audio and video using available H.323 ports on the MCU.

B.
The conference will proceed, but only audio will be available.

C.
The conference will fail, but the video call between User Device 1 and User Device 2 will proceed.

D.
The conference will fail;user Device 1 and user Device 2 willbe disconnected.