You Replaced the LCD Panel in a Laptop Computer and Verified

Multiple Choice

You replaced the LCD panel in a laptop computer and verified full system functionality, including wireless connectivity. The customer picked up the laptop and now reports he can no longer access his wireless network regardless of how close the computer is positioned to the WAP. Other users can connect to the WAP without any problem.
Which of the following is the most likely reason for this problem?

A) The laptop wireless profile is still assigned to your office WLAN.
B) The user's WAP is powered off and needs to be turned on.
C) All wireless network profiles were deleted when the LCD was replaced.
D) The laptop's wireless radio is toggled to the off position.
E) The antenna wires were not reconnected after the LCD replacement.