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: Motorcycle. Sentence 1: Evan had a car but wanted a motorcycle instead. Sentence 2: He could not afford to buy it outright. Sentence 3: Instead, he put an ad online to trade the car for a bike. Sentence 4: Soon a local man took him up on his offer. Choices: a. The men traded vehicles and both walked away happy! b. Cole was shocked that he managed to guess the winning numbers.
A:
b