ABC Manufacturing has a heavily-used dual-band (2.4 / 5 GHz) WLAN, but sporadic RF interference across
the 2.4 GHz band is causing dropped VoWiFi calls and leading to data connectivity and throughput
problems.

What steps should ABC Manufacturing take to most effectively remedy this problem?

A.
Solution 1

B.
Solution 2

C.
Solution 3

D.
Solution 4