The climax of the zoo by edward d. hoch

What is the best revision of this statement from the body of a cover letter?

Which statement best reflects how martin luther king, jr. uses rhetoric and style in paragraph 9 of "letter from a birmingham jail" to assist him in advocating the use of nonviolent direct action to achieve justice for negro citizens in birmingham? click here to read the letter.

Fortify is a verb that means “to protect and strengthen.” a fortifications is a that means something that protects.