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: Stuck on top. Sentence 1: Allie went on the highest roller coaster. Sentence 2: She wanted to go on it forever. Sentence 3: Finally she took a seat on it. Sentence 4: All of the sudden, she got stuck. Choices: a. They had to wait an hour to be rescued. b. The judges did not pick me as the winner of the talent show.
b