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 fridge. Sentence 1: Kimi wanted a new fridge. Sentence 2: Her landlord told her it was not necessary. Sentence 3: He bought a raffle ticket for a new fridge at a charity event. Sentence 4: Her number was picked as the winner. Choices: a. When people asked her if she got it done though she denied it. b. She got a new fridge despite her landlord.

Ex Output:
b

Ex Input:
Title: Ruined Carpet. Sentence 1: Tom had a big date. Sentence 2: He invited her over to his place. Sentence 3: They had dinner and wine. Sentence 4: Tom's date dropped her wine. Choices: a. It ruined his carpet but he didn't care. b. The technician allowed her to donate blood.

Ex Output:
a

Ex Input:
Title: A Big Moose. Sentence 1: One day I was going to a Maine national park. Sentence 2: I was riding through the park at a slow pace scouting animals. Sentence 3: I noticed something moving out of the forest. Sentence 4: I stopped the car. Choices: a. I looked out the window and noticed a big bull moose. b. The barista invented a special cinnamon latte just for her.

Ex Output:
a