A user reports that when trying to input data using a touch screen, items other than the ones being touched are displayed. Which of the following would be the FIRST action to take?

A.
Ensure the users PC has the latest touch screen drivers installed.

B.
Have the user check to see if the touch screen control cable is loose.

C.
Have the user run a complete virus scan.

D.
Ensure the user has calibrated the screen.