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: Keyboard. Sentence 1: I had a nearly new keyboard. Sentence 2: I decided to try to sell it on Amazon. Sentence 3: I got a sales notification and packed the item up. Sentence 4: Minutes later, I got a cancellation request. Choices: a. I was very disappointed. b. Luckily she made it back safe.
A:
b