A user calls the help desk to report about their smartphone not being able to make any phone calls.
The user admits that the smartphone can still send/receive email, browse all websites, and utilize all
Internet-capable applications. Which of the following issues is MOST likely affecting the
smartphone?
A.
Wi-Fi is turned off; the cellular antenna is turned on.
B.
The cellular antenna is turned off; Wi-Fi is still on.
C.
The user forgot to turn off Bluetooth before trying to make a call.
D.
The user has 4G capability turned off, and is only on 2G.