![Main sources of noise pollution are](https://www.gkseries.com/blog/wp-content/uploads/2022/05/Main-sources-of-noise-pollution-are.png)
Q. Main sources of noise pollution are
A. Transportation equipment
B. Musical instruments
C. Heavy machinery
D. A and C both
Answer: A and C both
A. Transportation equipment
B. Musical instruments
C. Heavy machinery
D. A and C both
Answer: A and C both
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