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: Glenn skates. Sentence 1: Glenn wants to learn a new skill. Sentence 2: He tries his hand at skateboarding. Sentence 3: He tries and tries to get it right. Sentence 4: After weeks of hard practice. Choices: a. Glenn learns to skate. b. Robin loved spending time with his kids even as someone else.
Example Output: a

Example Input: Title: Runner. Sentence 1: Joey got into shape to get ready for the marathon. Sentence 2: He worked hard and jogged a couple miles every day. Sentence 3: After a few months, he was at his fittest. Sentence 4: Joey ran in the marathon. Choices: a. Stan smiled and reassured her to keep the money. b. He didn't win, but he was happy he finished.
Example Output: b

Example Input: Title: Church. Sentence 1: The church was in the woods. Sentence 2: They took a bus to get there. Sentence 3: It was very beautiful. Sentence 4: She walked up to the tall glass doors. Choices: a. Julie told her mom to go home. b. The walls were entirely made of glass.
Example Output:
b