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: Lisbeth. Sentence 1: Lisbeth turn around and smiled. Sentence 2: When she heard someone so willing to help her, she was happy. Sentence 3: In her old age, she'd often wondered if society wasn't getting worse. Sentence 4: Thankfully a young man stopped to help her in the supermarket. Choices: a. He also stole her wallet. b. Sally is now creating new flavors.
Output:
b