Detailed Instructions: 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.
Q: Title: Late to work. Sentence 1: Tom was in a rush to get to work on Tuesday morning. Sentence 2: He had stayed out late with his friends the night before. Sentence 3: As he was leaving for work, he realized that he didn't have his keys. Sentence 4: One of his friends had taken them outside of the bar the night before. Choices: a. The boyfriend broke up with Nicole on the spot. b. Tom was late to work because he had to walk to the bus station.
A:
a