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2 votes
Air pollution is a major health problem caused by the burning of fuels in

a.vehicles.
b.power plants and factories.
c.home furnaces.
d.All of the above

2 Answers

12 votes

Answer: D

Step-by-step explanation:

User Tremoloqui
by
9.2k points
0 votes

Answer:

D

Step-by-step explanation:

all of those contribute to air pollution

User Garvin
by
8.1k points
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