In this task, you're given the title of a five-sentence story, the first four sentences, and two options for the fifth sentence as a and b. Your job is to pick the sentence option that seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.

Title: Weight. Sentence 1: My doctor told me that I was obese and needed to lose weight. Sentence 2: I decided to go on a strict diet. Sentence 3: I did not allow myself to eat sugar in any form. Sentence 4: I ate mainly broccoli, kale and water. Choices: a. I was mad since she did better than I did even though I studied more. b. Although I lost weight, I felt miserable and angry.
b