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.

Input: Consider Input: Title: Lucy's First Day. Sentence 1: Lucy was excited to go to school. Sentence 2: Today was her first day of kindergarten! Sentence 3: She met her new teacher and classmates. Sentence 4: Lucy loved getting to know her new school. Choices: a. That night, she told her parents all about her day. b. Tom ran up the stairs as fast as he could.

Output: a

Input: Consider Input: Title: Nick's Truck. Sentence 1: Nick loved his pickup truck. Sentence 2: One night he went outside to find that someone had spray painted it. Sentence 3: He called all his friends to find out who did it. Sentence 4: The he realized it happened on the anniversary of his breakup. Choices: a. Ricky found the missing keys. b. He called the girl and she admitted that she had done it.

Output: b

Input: Consider Input: Title: Late to Work. Sentence 1: Tom left at the same time every morning for work. Sentence 2: Today he hit a lot of traffic on his way. Sentence 3: He tried to take a different route and got lost. Sentence 4: Finally he was able to find his way. Choices: a. Unfortunately Tom was late to work anyway. b. But after a few minutes, she dared to venture in.
Output: a