A user reports that when the phone rings in their house the wireless on their laptops becomes disconnected. Which of the following BEST describes the issue?

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

B.
The cordless phones are 5.8Ghz which interferes with wireless

C.
The cordless phones are 2.4Ghz which interferes with wireless

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