Q: 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 does not connect with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes less sense.
Title: Advil and Headphones. Sentence 1: Kate was at a gas station on the highway. Sentence 2: She went in to get Advil. Sentence 3: But they also had earbuds which she needed terribly. Sentence 4: They were both low quality, and expensive. Choices: a. He expects to double his output and start making a profit this year. b. But they were better than nothing so she bought them anyway.
A:
a