Definition: 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: Sunscreen.. Sentence 1: She was on the way to the beach with her son. Sentence 2: Kelly realized that she forgot the sunscreen. Sentence 3: She was to far away from her home to turn back. Sentence 4: So she stopped to store to see if they had sunscreen. Choices: a. They did so Kelly bought sunscreen. b. He had fun with his short detour home.
Output:
b