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.

Example Input: Title: Rap Music. Sentence 1: Tim loved listening to rap. Sentence 2: Unfortunately his parents hated it. Sentence 3: He would try to sneak cds. Sentence 4: His parents always found them. Choices: a. They would destroy his music whenever they could. b. Luckily she caught up with another later bus stop.
Example Output: b

Example Input: Title: The Botox Party. Sentence 1: Glenda was invited to a spa party. Sentence 2: She arrived and was surprised to see Botox being done. Sentence 3: She felt uncomfortable and left. Sentence 4: The next week, she saw all the party attendees. Choices: a. Their faces were frozen and strange looking. b. The bus spiraled off the road, killing everyone on it.
Example Output: b

Example Input: Title: The Reservation. Sentence 1: Hank called the restaurant. Sentence 2: He needed a reservation for 9pm that night. Sentence 3: THey laughed and said they'd been booked solid for weeks. Sentence 4: He begged them because it was his wife's birthday. Choices: a. Jena borrowed her sister's gloves. b. They got him a table next to the bathroom.
Example Output:
a