_________ is used for detecting mouse motion.
A. Optical sensor
B. Rollers on the bottom of mouse
C. Both a and b
D. Sensor
Answer:A
_________ is used for detecting mouse motion.
A. Optical sensor B. Rollers on the bottom of mouse C. Both a and b D. Sensor
Explanation: Rollers and optical sensors are used to record the amount and direction of movement.