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.

Ex Input:
Title: Burrito. Sentence 1: Alice was eating burritos for lunch. Sentence 2: She was in math class when her belly started making noises. Sentence 3: She started feeling sick very quickly. Sentence 4: The burrito didn't want to be in her belly anymore. Choices: a. Tara now comes in enthusiastic about completing her assignments. b. She ran to the bathroom just in time.

Ex Output:
a

Ex Input:
Title: Fire Hazard. Sentence 1: Sam's girlfriend was a hoarder. Sentence 2: He kept trying to get her to get rid of stuff. Sentence 3: ONe day there was a fire. Sentence 4: All her stuff burned up fast. Choices: a. Sam felt bittersweet about it. b. I drank half the bottle by myself.

Ex Output:
b

Ex Input:
Title: Throwing the Game. Sentence 1: Tom was playing golf with his boss. Sentence 2: Tom didn't want to look bad. Sentence 3: He made sure to let his boss win. Sentence 4: Tom's boss told him he knew what he was doing. Choices: a. Everyone praised her recipe. b. He wasn't very happy about it.

Ex Output:
a