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.
Input: Title: Laboratory Mishap. Sentence 1: Jason was a technician at a science laboratory. Sentence 2: He was in charge of storing and labeling samples. Sentence 3: He accidentally switched two of the samples around. Sentence 4: A large experiment was ruined. Choices: a. He said no and ate it all himself instead. b. Jason was fired from his job.
Output:
a