1. Which of the following BEST describes the peripherals of computer?

A. The input devices send data or instructions to the computer from the user
B. The input devices send data or instructions to the computer from the user such as mouse, keyboard and graphic tablet.
C. The output devices provide data such as monitor and video camera that the user can know the efficiency of the device.
D. The output devices provide data such as monitor and video camera that allow the users to manipulate and know its efficiency.
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