Q: 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.
Title: The Fastest Brothers. Sentence 1: Dave and Dylan were brothers who loved to race. Sentence 2: They raced on bicycles, skateboards, and even ATVs. Sentence 3: When the brothers began high school, they both joined the track team. Sentence 4: They had so much practice racing that they quickly became track stars. Choices: a. The brothers lead their team to many wins and gold medals. b. There, she sadly wished her teacher goodbye.
A:
b