单选题When a user is typing on a laptop the cursor sometimes moves on its own. Which of the following is MOST likely the cause？（）A
The keyboard driver needs to be updated.B
There are conflicting serial ports.C
The mouse driver needs to be updated.D
The user
题目内容(请给出正确答案)
单选题
When a user is typing on a laptop the cursor sometimes moves on its own. Which of the following is MOST likely the cause？（）
A
The keyboard driver needs to be updated.
B
There are conflicting serial ports.
C
The mouse driver needs to be updated.
D
The user is brushing the touch pad while typing.
