What effect does the use of a literary device have on the meaning of this passage?

Think of your essay as a body. If the skeleton of your idea is strong,
your writing will be flexible and powerful, but if it's weak, your essay
won't be able to stand on its own.

O A. It gives human attributes to something nonhuman.

B. It explains the main point by using a comparison.

C. It conveys the message in a short, memorable statement.

D. It explains a complex idea by referencing a famous example.