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Which research question is most effective? A. How did natural gas affect the ozone layer in 1975? B. How do fossil fuels affect the atmosphere? C. When were fossil fuels first discovered? D. What are fossil
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Which research question is most effective?

A. How did natural gas affect the ozone layer in 1975?

B. How do fossil fuels affect the atmosphere?

C. When were fossil fuels first discovered?

D. What are fossil fuels?

User Jayprakash Chaurasia
by
5.7k points

1 Answer

8 votes

A. How did natural gas effect ozone layer in 1975?

User Sharik
by
6.1k points
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