Your boss asks you to compare two sound waves and determine which has a higher frequency. Wave A has a period o 4/100 second and Wave B has a period of 1/7 second. What would you tell your boss?
A. Wave A has the higher frequency. It's frequency is 4 Hz
B. Wave A has the higher frequency. It's frequency is 25 Hz
C. Wave B has the higher frequency. It's frequency is 42 Hz
D. Wave B has the higher frequency. It's frequency is 7 Hz
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