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Air Pollution first a widespread problem

A) about 100 years ago
B) during the 1700s
C) 100,000 years ago
D) during the 1200s

User Ilmgb
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2 Answers

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If you are talking about the first air pollution problem its is A, almost about 100 years ago.

1955
User John Slade
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3 votes

Answer:

B. during the 1700's

Step-by-step explanation:

User Deekay
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