The correct answer is C. Exposition
Explanation:
In writing, nonfiction refers to any text that is written based on reality and facts rather than on imagination, this type of texts includes news, articles, reports, among others. Besides this, nonfiction text can be classified as descriptive texts if they create a mental image of a real object, person, etc.; persuasive texts if they aim at persuading the audience; narrative texts if they tell a real story and exposition or expository texts if they aim at explaining a subject, situation or event or at providing information about it. Considering this, the type of nonfiction which explains a particular subject is called exposition.
