After looking in the logs, an engineer notices that RRM keeps changing the channels for non-IEEE 802.11 interferers. After surveying the area, it has been decided that RRM should not change the channel. Which feature must be enabled to ignore non-802.11 interference? 

Answer options:

A. Avoid Cisco AP Load
B. Avoid Non-802.11 Noise
C. Avoid Persistent Non-WiFi Interference
D. Avoid Foreign AP Interference

B