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B
Noise that is untolerable
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C
Tolerable noise
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D
inaudible noise
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Solution
The correct option is A Hearing loss due to excessive noise A. Hearing loss due to excessive noise
Reason: During short exposure to noise, most people experience a rise or elevation in the auditory threshold that generally disappeared within 24 hours, but may last as long as a week. This kind of phenomenon is termed as Temporary threshold shift. In this period, people face hearing problem in case of low frequencies. So the correct option is A.