Review the passage from "Gumption."

"Well, that made old man Oyster mad as hell. He said, 'Drat it, I'm a citizen! Is that what WPA is for--to bring me more discrimination than what is?'"

Which best identifies and interprets the use of figurative language in the passage?
A: It is a metaphor; it creates an image of the two men as battered and downcast.
B: It is a simile; it allows the reader to see the story from the narrator's point of view.
C: It is a metaphor; it shows that the men are eager workers.
D: It is a simile; it illustrates Oyster's anger in seeing others express prejudice towards his son.