Question

Which statement describes air pollution around the world?

A.

Air pollution is a problem in every part of the world.

B.

Air pollution is only a problem in some areas over the ocean.

C.

Air pollution is only a problem in countries with many volcanoes.

D.

Air pollution is a problem in countries with industry and large populations.

Answer 1

Answer: D. Countries with large populations and factories have a lot of green house gasses, which cause air pollution.