A network technician is setting up the wireless network for a company`s new branch office. After doing a site survey, the technician discovers there is a lot of interference from 2.4GHz devices at the location on channel 11. Which of the following would be the BEST channel on which to set up the WAPs? 

Answer options:

A. Channel 6
B. Channel 7
C. Channel 9
D. Channel 10

A