You will be given a definition of a task first, then some input of the task.
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: The Fall. Sentence 1: The laundry supply room was always cluttered and messy. Sentence 2: Terek would straighten it up but it would always get messed up again. Sentence 3: Stating it as a safety hazard, he complained to his boss. Sentence 4: His boss disregarded Terek's opinion and did nothing. Choices: a. He had to push himself to start exercising again. b. A worker fell in the supply room breaking her shoulder that same day.
Output:
a