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: New Girl 2. Sentence 1: That summer, the new girl was invited to a pool party. Sentence 2: It was at the house of the girl who had vomited on her first day. Sentence 3: She had grown to really like her. Sentence 4: They played and laughed all day at the party. Choices: a. The zoo found it a success. b. They became best friends by the end of the day.
Output:
a