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.
Q: Title: Babysitting. Sentence 1: Bella's job after school is babysitting. Sentence 2: She enjoys taking care of the neighbors' kids. Sentence 3: They pay her for her time when she does watch them. Sentence 4: Bella is saving to buy a car. Choices: a. She will get her driver's license in a few months. b. John wound up riding several of them.
A:
b