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: Got Him Fired. Sentence 1: Chris hid his friends keys in the couch. Sentence 2: His friend couldn't find his keys. Sentence 3: His friend was late for work. Sentence 4: His friend lost his job. Choices: a. Chris admitted to his friend what he had done. b. His friend copied the notes to take home for the night.
b