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.

Ex Input:
Title: Kevin becomes a wrestler. Sentence 1: Kevin always had a dream of wrestling. Sentence 2: He wrestled starting at the age of 7. Sentence 3: He worked and trained his whole life. Sentence 4: He finally became a professional at age 18. Choices: a. He became one of the greatest wrestlers ever. b. Dan could not wait until next week to watch his favorite show.

Ex Output:
a

Ex Input:
Title: The Lice. Sentence 1: All the kids at school were itching. Sentence 2: There was lice going around! Sentence 3: They all scratched at their heads. Sentence 4: Their mom's frantic to fix the situation. Choices: a. They washed every blanket and sheet they had. b. It was amazing to be so high up!

Ex Output:
a

Ex Input:
Title: cash. Sentence 1: The man payed for his groceries. Sentence 2: He asked for cash back. Sentence 3: The cashier didn't have that much money. Sentence 4: The cashier called management. Choices: a. Management got the money from another till. b. Jerry is baptized.

Ex Output:
a