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: Consider Input: Title: Acting strangely. Sentence 1: Gerard came to work in his underwear that morning. Sentence 2: He didn't realize until his secretary told him. Sentence 3: Embarrassed, he went back home to change. Sentence 4: But he couldn't find his house again. Choices: a. My footie pajamas were enough to keep me warm. b. He was surprised when the doctor later said he was losing his memory.

Output: a

Input: Consider Input: Title: Why. Sentence 1: He asked me why I did it. Sentence 2: I sat in the chair and shrugged. Sentence 3: The principal stood up and said he was calling my parents. Sentence 4: I nodded, uncaring if he did or not. Choices: a. He paused in confusion and decided not to do it. b. She enjoyed her friends company, but left very hungry and irritated.

Output: b

Input: Consider Input: Title: The Fishing Trip. Sentence 1: My brother and I went fishing early one morning. Sentence 2: My brother begins catching fishes. Sentence 3: I wasn't even getting a bite. Sentence 4: Finally a big bass caught my hook and went swimming into deep water. Choices: a. One jerk from me, my line broke and my only fish got away. b. He eventually refused to drive his friend anywhere.
Output: b