If I had gotten the lowest mark in the assignment, I would ask myself about the reason for this bad grade. A very probable reason is that I had not studied enough- probably I was distracted by other activities, such as watching a movie. However, since it resulted in a bad grade, I would want to change this behaviour next time and I would prepare for the exam instead of watching the movie!
c) self- mocking
The girl sounds like she's embarrassed with herself. She says, "imagine my humiliation", which means she's mocking herself. She's also sarcastic saying," the best example of my brilliance" was when all she had to do was put the plug back in the outlet.
Well considering it is “sandwiched” between two pieces of bread I would say yes. Although it is weird to think about