Question

So which one is a pathos

Answer 1

Pathos is the appeal to emotion, it convinces an audience of an argument through emotional response. So you would need to chose the answer with the most emotion that persuades an audience.
A. would probably be your best answer because the author is showing emotion to the audience to persuade them into getting better food.

Answer 2

because pathos evokes emotion, the best answer is A because it make you feel bad for the author