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.
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Question: Title: Henderson the Rain King. Sentence 1: I read Henderson the Rain King this week. Sentence 2: The book was in new condition. Sentence 3: I put it up on Amazon for sale as used. Sentence 4: It sold in a day, at half price. Choices: a. I was glad to partly recoup some of my book expenses. b. The snakes swam off really fast, soon after, we left.

Answer: b

Question: Title: Forgetful Fred. Sentence 1: Fred had been working all day and really needed a snack. Sentence 2: He kept telling himself to eat but he would forget and keep working. Sentence 3: Fred's computer died while he was in the middle of a big project. Sentence 4: He decided to make himself a sandwich but his computer turned back on. Choices: a. Fred raced back to his computer but he left his sandwich behind. b. After he ate, he begun to scratch his body.

Answer: b

Question: Title: Mistake. Sentence 1: We ordered subs the other day. Sentence 2: My son drove down to pick them up. Sentence 3: We ordered no ketchup on one sub. Sentence 4: All of the subs had ketchup. Choices: a. My son yelled at the shop, and they delivered the right sub. b. Soon, he came by and picked me up like he promised.

Answer:
b