What is the required ratio for the whiteboard setup?

What is the required ratio for the whiteboard setup?
A . 16:9
B . 4:3
C . 21:9
D . 5:7

View Answer

Answer: A

Explanation: http://www.cisco.com/c/en/us/td/docs/telepresence/ix5000/first_time_setup/ix5000_first_time_setu p.html