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: The genius. Sentence 1: Tim was no ordinary boy, by the age of ten he was in high school. Sentence 2: His parents were proud of his rapid learning and encouraged him. Sentence 3: He did even better in high school, advancing to college. Sentence 4: By the time he was done with college he was only 16. Choices: a. He went on to do many great thing and all under the age of 20. b. All this time he was stealing from homes to buy the things he had.
Example Output: b

Example Input: Title: Shoplifter. Sentence 1: I work in a large store that has undercover loss prevention workers. Sentence 2: Yesterday one of them was following a woman through the store. Sentence 3: She saw the woman open packages and put things in her purse. Sentence 4: The management team waited outside of the front door. Choices: a. They caught the woman with a purse full of stolen items. b. Buddy is relieved he survived his brakes going out.
Example Output: b

Example Input: Title: Dishonest Andrea. Sentence 1: Andrea decided that she wanted to go to college. Sentence 2: She got application forms from a school that she liked. Sentence 3: She was supposed to write a personal essay for the application. Sentence 4: Andrea got her friend to write the personal essay for her. Choices: a. Andrea felt guilty when she got accepted to that college. b. Sue didn't stop running until she was safe in her home.
Example Output:
b