An engineer is troubleshooting an image quality issue for a call on an SX20 and must verify the video protocol. Which menu navigation sequence does the engineer use to find the video protocol on the web interface?

A.	Call Control > Call Control > Participants and click the triangle to get more call detail
B.	Configuration> Video > Input > Participants and click the triangle to get more call detail
C.	Configuration> Conference > Rate > Participants and click the triangle to get more call detail
D.	Configuration> System Configuration > Conference > Participants and click the triangle to get more call detail