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: Tyler wins a car. Sentence 1: Tyler is listening to his favorite radio station. Sentence 2: The station announces a contest to a lucky caller. Sentence 3: Tyler phones the station. Sentence 4: He gets on the air and answers the trivia question correctly. Choices: a. Tyler wins a new car from the radio station. b. Mandy had to clean the mess before the ants spread around her house.
[A]: b

[Q]: Title: The Kitty. Sentence 1: Abe heard some scratching on the door. Sentence 2: He opened it and found a tiny kitten. Sentence 3: He scooped her up and gave her a bowl of milk. Sentence 4: He tried to pet her but she scratched him and hissed. Choices: a. That jacket lasted forever. b. Abe put the kitten back outside and told her to scram.
[A]: a

[Q]: Title: Surprises. Sentence 1: Sammy liked to write books in his free time. Sentence 2: His girlfriend knew he was eyeing an expensive desk and chair. Sentence 3: She saved every extra penny for 3 months to buy it for him. Sentence 4: On his birthday, Sammy was presented with a huge wrapped present. Choices: a. Paul started feeling great. b. He opened it and squealed with joy.
[A]:
a