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

You need to give me time to figure the problem out, and some examples to look over. I'm not Einstein.

A. It gives a reasonable explanation of why the listener is demanding
too much.

B. It makes a heartfelt plea for some helpful examples.

C. It allows the speaker to express hidden jealousy and anger.

D. It provides a lighthearted reminder that not everyone is brilliant.