Given: ABC Company recorded the 2.4 GHz band with a spectrum analyzer prior to installing their ERP
WLAN. Image-A is how the band appeared prior to the WLAN installation. Image-B is how the bandappears now, and all channels on their WLAN have ceased to function.
What is the best explanation as to why their WLAN is no longer functioning properly?
A.
A wideband RF power source is corrupting all IEEE 802.11 transmissions.
B.
A new microwave oven was installed in the cafeteria.
C.
A malfunctioning IEEE 802.11 OFDM radio card is transmitting continuously.
D.
A manual site survey tool is actively testing the throughput of their WLAN.
E.
A Terminal Doppler Weather Radar (TDWR) is causing a DFS response across the entire band.