Question and answer choices are in the screenshot

The last one ("Peter is proud that he uses his brains rather than his brawn, and he would rather go hungry than settle for a manual labor job") is correct.

Explanation:

"had missed many a meal rather than descend in the social scale" suggests that he thinks highly of himself and lowly of manual labor. He holds himself on higher standards and the previous sentences clarify his priortiizing of brains over brawn.

you are going to have to give me more info

explanation:

3rd person, because the narrator is out of the story but explains the feeling of the main character