Which of the following statements about "life without gravity" explains why it is an expository essay? a. it is a short work of nonfiction that does not express the writer's opinion. b. it is a short work of nonfiction that uses examples to make its points. c. it is a short work of nonfiction that explains something in an amusing way. d. it is a short work of nonfiction that explains a topic.

The correct answer is Option C: It is a short work of nonfiction that explains something in an amusing way.

Explanation:

The author uses gravity to talk about the negative effect of weightlessness and  he uses gravity to explain this topic that otherwise could be tedious in an interesting and different angle.

since it is asking for her reaction to elnora's trouble at school you can rule out any answers with a positive response (b). then you can rule out (d), this is because it does not show the mother's reaction but the daughter's response. that leaves you with two options (a) and (c), by looking at the options you can rule out (c) because it isn't referring back to elnora's issues at school.