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.

Input: Consider 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.

Output: b

Input: Consider Input: Title: Mr Wongs. Sentence 1: Adam always ordered Chinese food on Friday. Sentence 2: His favorite restaurant Chao Pao was closed for some reason. Sentence 3: He settled with a place call Mr Wong's instead. Sentence 4: He was worried after he couldn't understand the person on the phone. Choices: a. Adam, the vegetarian, ended up with fried duck for dinner. b. Richard quickly realized his dream job doesn't pay well.

Output: b

Input: Consider Input: Title: Shopaholic Stella. Sentence 1: Stella loved to shop. Sentence 2: One day, Stella went to the mall and bought some dresses. Sentence 3: Of course, she then had to buy shoes to match the dresses. Sentence 4: Next, she bought purses to match the shoes that matched the dresses. Choices: a. After that, her credit card reached its limit and she had to stop. b. They did not come to work next morning.
Output: b