Henry uses a laptop and has noticed that sometimes when he is typing, the cursor will move, causing him to mistype words or even delete sentences or entire paragraphs. Henry has tried not to touch the touchpad on his laptop, but the problem still occurs.

What can Henry do to remedy this problem?
A. He can connect a touch screen monitor.
B. He can attach a USB mouse.
C. He can turn off the touchpad in Windows.
D. He can put a sheet of paper over the touchpad.