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 seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.

Input: Consider Input: Title: The Bowling Pin. Sentence 1: Liam and his friends loved going bowling. Sentence 2: They had a tournament amongst themselves every year. Sentence 3: This year, Liam bowled a perfect game! Sentence 4: He got to take home the bowling pin trophy. Choices: a. Liam started practicing for next year as soon as he got home. b. He came home from school to find she'd thrown out his bottle caps.

Output: a

Input: Consider Input: Title: The Shoes. Sentence 1: Kim had an amazing closet. Sentence 2: Her shoe collection was the envy of all of her friends. Sentence 3: She bought seven more pairs of shoes this weekend. Sentence 4: Kim liked to go in her closet and try them all on. Choices: a. Doctors told her it was not serious injury. b. She could give up anything in her life, just not her shoes.

Output: b

Input: Consider Input: Title: Sting. Sentence 1: Karen got stung by a bee. Sentence 2: Her arm swelled up immediately. Sentence 3: It turned out she was allergic to bees! Sentence 4: She had to go to the hospital for medication. Choices: a. Then she felt much better better! b. Tim and the friend stopped talking afterward.
Output: a