A customer complains that when there is a phone call at home, the wireless on his notebook
computer will lost connection. What is the most likely cause of this issue?

A.
The cordless phones are plugged into the RJ-11 jack

B.
The cordless phones are plugged into same outlet as the router

C.
The cordless phones are2.4Ghz which interferes with wireless

D.
The cordless phones are5.8Ghz which interferes with wireless