Which statement is true ?

1) Nonfiction can contain facts, opinions, and ideas.

Explanation:

Nonfiction

Non - Not

Fiction - Fake

An example of a nonfiction text is an article about illnesses.

The article would at the very least, contain facts to inform the reader about the subject; illnesses. If the article was for more than just to inform a reader of the subject, it could go deeper, into ideas and opinions. For example, the article could also contain ideas on the subject, from the writer or a related source. The article could also easily contain opinions on the topic. For example, the writer could also include what they feel on the topic. In the same way, the writer could include common opinions of society or opinions of other specific sources.

each poet admires poetry

they each admire poetry because they could just use an expression or verbally just say you but they both write in in poetry which shows they know how to write in poetry.