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: Franko. Sentence 1: Franko Banko owned a bank called Frank's Bank. Sentence 2: He operated on a fairness policy. Sentence 3: His interest rates were low. Sentence 4: Unfortunately one day someone found ways to siphon money from him. Choices: a. We decided to forget about digging and play with the ball. b. And eventually he was audited, and lost Frank's Bank.
Example Output: b

Example Input: Title: Three tries. Sentence 1: Renata swung the baseball bat missing the ball by an inch. Sentence 2: She tried again on her second attempt without more luck. Sentence 3: The third time though she hit the ball. Sentence 4: Surprised, she froze at first before rushing to first base. Choices: a. When the next player hit a home run, she run to the home base. b. Dan never saw his brand new bicycle again.
Example Output: a

Example Input: Title: The Pumpkin Pie. Sentence 1: Faith loved to bake. Sentence 2: She made a pumpkin pie for her family. Sentence 3: They ate slice after slice. Sentence 4: The pie was gone in an hour. Choices: a. Faith got to work baking another one. b. It was actually a boot.
Example Output:
a