Class B operation has a maximum possible frequency of ___ percent.

A. 100%

B. 78.5%

C. 75%

D. 2.2%

## Show Answer

Answer: B

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Class B operation has a maximum possible frequency of ___ percent.

A. 100%

B. 78.5%

C. 75%

D. 2.2%

Answer: B

Share your understanding of this question with the correct explanation.