Assertion :Inhabitants close to very busy airports are likely to experience health hazards Reason: Sound level of jet aeroplanes usually exceeds 160 dB.
A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
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B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
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C
Assertion is correct but Reason is incorrect.
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D
Both Assertion and Reason are incorrect.
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Solution
The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion. Inhabitants close to very busy airports are likely to experience health hazards. The noise produced by any aircraft or its components during various phases of a flight possesses elevated sound levels. Elevated workplace or other noise can cause hearing impairment, hypertension, annoyance and sleep disturbance and decreased school performance.
The sound level of jet aerplanes usually exceeds 160 dB which is way beyond the normal level of 40-60 dB. Hence, the correct answer is option A.