On event u put where it took place and then on the right u put the details from the event and what happened
Riding a bicycle would reduce air pollution. It would also
A) decrease noise pollution.
The text mentions "noise pollution caused by cars, trucks, and machines".
So the answer is A as riding a bicycle would mean leaving a car, which is a source of noise polution, in the garage. As a result, noise pollution would be decreased.
