Which statement is true about nonfiction?

A. Nonfiction deals with imaginary people and made-up events.

B. Short stories are examples of nonfiction.

C. Nonfiction is intended only for entertainment.

D. Nonfiction can contain facts, opinions, and ideas.

The statement which is true about nonfiction is the last one - nonfiction can contain facts, opinions, and ideas.

A is incorrect because it doesn't have to be so.

B is incorrect because short stories are fiction.

C is incorrect because nonfiction isn't necessarily entertaining.

The correct answer is D. Nonfiction can contain facts, opinions, and ideas.

Nonfiction, as the name itself says, is not fiction - this means that the authors writing nonfiction usually use real life events, facts, and ideas, when writing their works. These works are encyclopedias, essays, manuals, etc.

A is incorrect because it is quite the opposite - nonfiction deals with real people and events. B is incorrect because short stories are fiction rather than nonfiction. C is incorrect because that's not the only purpose of nonfiction - it can also educate, inform, etc.