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: Fixed. Sentence 1: Kia had just paid a mechanic to fix her car. Sentence 2: But the next day, it had problems again! Sentence 3: She took it back to the mechanic. Sentence 4: He fixed the mistake again, for free this time. Choices: a. Afterwards, the problem was finally resolved. b. Heckles was the perfect clown name for Henry.
Example Output: b

Example Input: Title: Car. Sentence 1: Tom and Mary shared a car. Sentence 2: One day, Tom drove the car to run an errand. Sentence 3: Mary needed the car to go to school, but the car was not available. Sentence 4: Mary was angry at Tom. Choices: a. Anna was profusely thankful and grateful! b. Tom bought himself a car.
Example Output: a

Example Input: Title: Help. Sentence 1: I needed someone to help me move furniture. Sentence 2: I rented a large u haul truck. Sentence 3: I called my cousin, and he agreed to come help. Sentence 4: He arrived a few hours later. Choices: a. She spent the entire week watching the rest. b. With his help, we completed the move in only a few days.
Example Output:
a