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: New Traditions. Sentence 1: Finn was celebrating the holidays with his new girlfriend. Sentence 2: They were both attached to family traditions. Sentence 3: Neither could agree about how to do anything. Sentence 4: Instead they decided to create their own traditions. Choices: a. And so he became the worst Twitch streamer there ever was. b. They blended all of their favorite and enjoyed their own holiday.

Ex Output:
b

Ex Input:
Title: Having the baby. Sentence 1: Susie was about to have a baby. Sentence 2: She was quite nervous about it. Sentence 3: She was not sure it would go well. Sentence 4: She ended up being in labor for ten hours. Choices: a. When it was over it was well worth it for her however. b. To her delight, she got a handful of customers.

Ex Output:
a

Ex Input:
Title: Careful What You Drink. Sentence 1: My husband David loves to mess with his twin brother. Sentence 2: Aaron, his brother, always has a big glass of water next to his bed. Sentence 3: One night, while on vacation, David Swapped the water for Vodka. Sentence 4: Aaron wakes up, and takes a few large gulps, expecting to be refreshed. Choices: a. Police forces came and arrested him before he can run away. b. I think I learned a few new curse words from Aaron that morning.

Ex Output:
b