Which of the following best defines the term rhyme scheme in poetry?

Read this passage from "the american dream." one of the first things we notice in this dream is an amazing universalism. it does not say some men, but it says all men. it does not say all white men, but it says all men, which includes black men. it does not say all gentiles, but it says all men, which includes jews. it does not say all protestants, but it says all men, which includes catholics. how does the use of rhythm contribute to the ideas in the passage? a .it supports key points by connecting them. b. it states rational ideas to support a claim. c. it convinces people that the ideas are true. d. it connects the ideas to people in a specific place.

Can someone me answer this english question

How does hughes’ poem, “let america be america again,” represent the idea of the failure of the american dream?