Why are electric motors often preferred?

A. Reliability
B. Ease of repair
C. Low maintenance cost
D. All of the above


A. Incorrect. Electric motors are often preferred because of their reliability, ease of use, low maintenance cost, and ease of repair.
B. Incorrect. Electric motors are often preferred because of their reliability, ease of use, low maintenance cost, and ease of repair.
C. Incorrect. Electric motors are often preferred because of their reliability, ease of use, low maintenance cost, and ease of repair.
D. Correct. Electric motors are often preferred because of their reliability, ease of use, low maintenance cost, and ease of repair.

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