The correct answer is option c. If you need to know why just ask me.
p.s. Don't listen to gabby, she guesses her answers.
The plot. Simple as that :). Hopefully this helps
Answer:
D) he is confused
He doesn't sound like he's exasperated or has a hard time understanding, so D is the only choice left.
I think the answer is B. Lend credibility to his argument
I hope this helps! :)