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.
Example: Title: Marcus Buys Khakis. Sentence 1: Marcus needed clothing for a business casual event. Sentence 2: All of his clothes were either too formal or too casual. Sentence 3: He decided to buy a pair of khakis. Sentence 4: The pair he bought fit him perfectly. Choices: a. Marcus was happy to have the right clothes for the event. b. He left in a huff for having his ideas mocked.
Example solution: b
Example explanation: Marcus is buying clothes for a business event and not presenting an idea.

Problem: Title: Old Bent Over Woman. Sentence 1: Vince noticed his neighbor bending over her flower garden. Sentence 2: She seemed to be in a lot of pain. Sentence 3: Vince offered to help her do the weeding. Sentence 4: His neighbor was very grateful for his help. Choices: a. She told him at her age weeding was too hard on her back. b. He is now considering starting his own BBQ business.

Solution: b