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: Cleaning. Sentence 1: Derek was helping his dad clean the basement. Sentence 2: They found a bunch of old baseball cards. Sentence 3: Derek's dad said Derek could have the cards. Sentence 4: Derek went and researched all the players on the cards. Choices: a. He started watching more baseball with his dad. b. The returned to their car and drank a lot of cold water.

Output: a

Input: Consider Input: Title: New Sponge. Sentence 1: One day I decided to get a new type of dish sponge. Sentence 2: It was made of a fancy new material that supposedly cleaned better. Sentence 3: When I tried using it, though, it started disintegrating! Sentence 4: I quickly gave up on it and threw it out. Choices: a. Luckily the cab driver didn't mind and offered to pay for him. b. I figured I'd stay with regular old sponges from then on.

Output: b

Input: Consider Input: Title: Will. Sentence 1: We loved to tease Will. Sentence 2: He was a hunter, so we would joke by saying fire at will. Sentence 3: We also liked to say where there's a Will, there's a way. Sentence 4: He didn't find the jokes very funny. Choices: a. We kept making them anyway. b. They had a good day together.
Output: a