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: Reputation. Sentence 1: The man claimed to be a doctor. Sentence 2: Someone asked for some medicine. Sentence 3: He was not really a doctor. Sentence 4: He admitted to telling a lie. Choices: a. Olan offered to pay, but his neighbor insisted he take the pie. b. His reputation was destroyed.
Example Output: a

Example Input: Title: Better Cardio. Sentence 1: Tom constantly ran out of breath. Sentence 2: He decided to fix it by joining a marathon. Sentence 3: Tom trained hard for it every day. Sentence 4: He was able to finish it when the day came. Choices: a. Tom's cardio improved a great deal. b. His dog was licking his lips and chewing pieces of food.
Example Output: b

Example Input: Title: Orange juice. Sentence 1: Yesterday I made my own orange juice. Sentence 2: I was really excited to do it myself. Sentence 3: It took a long time to make the orange juice. Sentence 4: It was worth it though because the juice was delicious. Choices: a. Carson is glad that his car isn't dirty anymore. b. I will make my own juice tomorrow morning as well.
Example Output:
a