Diameter of Compact Disk is ________?

A. 10 cm
B. 11 cm
C. 12 cmCorrect Answer
D. None of these
Correct Option: C. 12 cm
Detailed Explanation & Reference:

A standard compact disc (CD) is 120 mm (12 cm) (4.75 inches) in diameter and 1.2 mm (0.05 inch) thick.

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