The two main contributors to air pollution are:. A. farm animals and rain forest vegetation.
B. coal-fired power plants and automobiles.
C. sidestream smoke from cigarettes and pipes.
D. forest fires and volcanic eruptions.

n p

b

Explanation:

the answer would be a)henry grady because he came up with the term "new south"

i believe

clean air is essential for health and survival

clean air provides nitrogen gas for plant respiration

clean air supplies oxygen that enables living organisms to breathe

hope this

i am brianly

sorry if this doesn't