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just olya [345]
3 years ago
9

In China, many people wear face masks while outside due to heavy air pollution. Which of these factors will most likely reduce a

ir quality and could be responsible for breating problems?
A. Coal stoves
B. Garbage landfills
C. Lawn fertilizers
D. Medical waste
Biology
1 answer:
Studentka2010 [4]3 years ago
3 0

Answer:

A. Coal Stoves

Explanation:

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