b). What has led to deterioration of air pollution?(para 1)
I. air pollution caused by industries
II. sudden increase in emission of gases
III. people using vehicles after removal of restrictions
IV. Use of old vehicles
Answers
Answered by
1
Answer:
option a is the answer.
Explanation:
Hope this helps you.
Mark the answer as brainliest.
Answered by
0
Explanation:
air pollution caused by industries
Similar questions