Which of the following is not the measure to reduce the noise pollution ? (a) Delimitation of horn-free zones around hospitals and schools. (b) Permissible sound-levels of crackers and of loudspeakers. (c) Time limits after which loudspeakers cannot be played. (d) Complete ban on processions playing loud percussion instruments.

Which of the following is not the measure to reduce the noise pollutio

1.	Which of the following is not the measure to reduce the noise pollution ? (a) Delimitation of horn-free zones around hospitals and schools. (b) Permissible sound-levels of crackers and of loudspeakers. (c) Time limits after which loudspeakers cannot be played. (d) Complete ban on processions playing loud percussion instruments.
Answer» (d) Complete ban on processions playing loud percussion instruments.