Which claim about the causes of air pollution and water pollution is true?

Question

The burning of fossil fuels causes air pollution, but only runoff of chemicals causes water pollution.

The burning of fossil fuels causes both air pollution and water pollution.

The burning of fossil fuels causes neither air pollution nor water pollution.

The burning of fossil fuels causes air pollution, but only acid rain causes water pollution.

Answer 1

The claim that "The burning of fossil fuels causes both air pollution and water pollution" is true.