Final answer:
An output device is a hardware device that converts processed data into a format that can be understood by humans.
Step-by-step explanation:
An input device is a hardware device that converts data from the user into a form that the computer can process. Examples of input devices include keyboards, mice, and scanners.
An output device is a hardware device that converts processed data into a format that can be understood by humans. Examples of output devices include monitors, printers, and speakers.
So, the correct answer to the question is c. Output device.
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