Question

Which of the following is a suitable step to control noise pollution?
a. Use of loudspeakers only after 10 pm in the nightb.
b.Cities are to be planned in such a way that noise producing units are located at the center of the cityc.
c.Self-awareness on how much and when to blow horn while using any vehicle
d. All the above are appropriate towards checking noise pollution

Answer 1

D) is answer

Explanation:

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Answer 2

Answer:

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