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: Power cut. Sentence 1: It was an incredibly hot summer's day. Sentence 2: The Smith family was sat at home enjoying the air conditioning. Sentence 3: Suddenly the power cut out and the air conditioning shut off! Sentence 4: The house got so hot the whole family had to go to a friend's house. Choices: a. Zach was so proud of himself! b. Luckily when they returned the power was on and it was cool again.
[A]: a

[Q]: Title: Two Day Trip. Sentence 1: My family and I planned a trip from South Carolina to Las Vegas. Sentence 2: The trip supposed to be a two day's bus ride. Sentence 3: The trip took four days before we reached our destination. Sentence 4: We missed our departure buses. Choices: a. We received an apology from the manager and a full refund. b. So today I'm going to a game to watch Sharon play in a game.
[A]: b

[Q]: Title: New wallet. Sentence 1: Hal bought a new wallet. Sentence 2: He was so happy, he put it inside his pocket right away. Sentence 3: When he arrived at the bank, he realized it was empty. Sentence 4: He had to go back home. Choices: a. And he transferred all his papers and money in his new wallet. b. And he ran home swearing he wouldn't go there alone again.
[A]:
b