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.
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.
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