Q: What combines with rain to form acid rain?


Read this paragraph and choose the correct option from the provided answers:

Courtesy of the U. S. EPA. Nitrogen and sulfur oxides combine with rain to form acid rain . Public Domain.

 Choices:

- suction and sulfur oxides

- compost and sulfur oxides

- carbon dioxide and sulfur oxides

- nitrogen and sulfur oxides


A:
nitrogen and sulfur oxides