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.

Example Input: Title: Mini Golf. Sentence 1: One day Sally and her friends decided to play mini golf. Sentence 2: Sally ended up scoring a hole in one! Sentence 3: Her friends applauded her. Sentence 4: She ended up scoring the most points. Choices: a. After years of hard work he debuted as a drag racer. b. They had a lot of fun.
Example Output: b

Example Input: Title: Seaside. Sentence 1: Shelly and Mike wanted to buy a house by the ocean. Sentence 2: Since they were going to retire they wanted to move. Sentence 3: They decided to move to California. Sentence 4: They met with a real estate agent to begin their hunt. Choices: a. After a few months they found the perfect house and bought it. b. Ted accidentally rear ended a SUV in front of him.
Example Output: a

Example Input: Title: New shirt. Sentence 1: Kelly went and got a new shirt. Sentence 2: She needed one quite badly. Sentence 3: After she got it though, she was disappointed. Sentence 4: It did not fit properly. Choices: a. When she took a bite, it was awful. b. Kelley had to return it.
Example Output:
b