Which diagnostics tool would you use to further investigate this issue on-site and determine the location of the interference?

Users are complaining about WLAN performance and the Mist dashboard reports non-Wi-Fi interference.

Which diagnostics tool would you use to further investigate this issue on-site and determine the location of the interference?
A . spectrum analyzer
B . protocol analyzer
C . wireless design software
D . WLAN scanner

Answer: A

Explanation:

Reference: https://www.mist.com/resources/ap43-access-point/