5.9k views
5 votes
On automobiles, what is designed to reduce noise pollution?

A Mufflers
B carburetors
C oil
D pistons

2 Answers

3 votes
letter B i’m pretty sure, if you would like i can research it more
User Nava
by
3.9k points
4 votes
B carburetors .......
User Qboomerang
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4.4k points