Question

12.Which option explains how sound is produced by the voice box in a human throat? 

(a) the voice box vibrates by the air coming out from lungs

(b)the vocal cords vibrate by the air coming in through the voice box

(c) the vocal cords stretched across the voice box vibrates by air coming from lungs

(d)the stretched vocal cords across the voice box produce the air to vibrate the voice box

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Answer 1

(b)the vocal cords vibrate by the air coming in through the voice box