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: Apple Pie. Sentence 1: Frank was eating apple pie. Sentence 2: He thought it needed ice cream. Sentence 3: He checked the fridge and there was none. Sentence 4: He went to the store to buy some. Choices: a. He tried out, and made the team! b. They didn't have any vanilla so he went to the store for nothing.
Example Output: b

Example Input: Title: Soccer Game. Sentence 1: Lisa didn't feel well but she had to play goalie in her soccer game. Sentence 2: She took cold medicine and drank OJ to help her feel better. Sentence 3: She got to the game and started to feel better. Sentence 4: She stopped the other team from scoring and her team won. Choices: a. She was glad she played even though she didn't feel 100%. b. It wasn't long before Mitch got in trouble for snoring.
Example Output: a

Example Input: Title: Reunion and Self-Improvement. Sentence 1: John had his high school reunion coming up in six months. Sentence 2: John hadn't seen these people in five years. Sentence 3: John wanted to lose some weight prior to the reunion, to look good. Sentence 4: He dieted and worked out faithfully. Choices: a. Sara played with panda bear cubs in a Chinese zoo on her birthday! b. John looked fantastic at the reunion, turning quite a few heads.
Example Output:
b