A layer of ____ over an image can add a heightened sense of sharpness and focus to an image.

A. grain
B. color
C. grayscale
D. noise


Answer: D

Computer Science & Information Technology

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A. ?A centralized database of collected and analyzed data and control activities. B. ?A server that collects and stores raw data. C. ?A supervisory computer or server, which can control the physical system. D. ?Computers, including hardware and software, that people use to monitor and manage the physical systems.

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