Which of the following should be the FIRST items to be removed when replacing the system board
on a laptop? (Select TWO).

A.
Keyboard

B.
Battery

C.
LCD

D.
Palm rest

E.
AC power adapter

Explanation:

Remove all power sources before opening the first screw on the laptop. Battery is a power source
and can pose an electric hazard. So remove the battery and the AC power adapter that charges
the battery.