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: Broken Window. Sentence 1: Tom woke up in the middle of the night. Sentence 2: A loud breaking sound woke him up. Sentence 3: He noticed there was a broken window. Sentence 4: Tom looked around but nobody was breaking it. Choices: a. They had to pay for his suit and problems. b. He never found out who did it.
a