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18-01-2022
Biology

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It is best to say that most human sources of air pollution result from _______. A. Forestry management b. Fuel burning c. Heating devices d. Vehicle exhaust Please select the best answer from the choices provided A B C D.

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maryprsn2015 maryprsn2015

18-01-2022

Answer:70% of todays air pollution comes from gas powered vehicles so the answer is d

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