Biology, asked by killergunttv, 1 month ago

please answer this question fast

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Answered by kasagayathri14

Answer:

OPTION { 3 } Both a & d is the correct answer

Answered by ThyPie

Answer:

A and D

Explanation:

Have you heard those very high sounds? Those are LOUD, but low sounds below 23 Hz are undetectable - which brings the fact that sound frequency is measured in Hertz. So A, D are right

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