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: Fish. Sentence 1: I went on a trip with my class in college. Sentence 2: We took some canoes. Sentence 3: We saw fish a foot long. Sentence 4: They were swimming around our feet. Choices: a. We were unable to grab one. b. Due to her success, Diane was re-elected as union president.

Ex Output:
a

Ex Input:
Title: Clean the Basement. Sentence 1: Kate wanted to make the musty basement more comfortable. Sentence 2: She spent hours sweeping and mopping. Sentence 3: Spraying air freshener didn't help. Sentence 4: She tried burning scented incense to cover the smell. Choices: a. After all that the basement still smelled like a basement. b. From then on, I gave my opinions more gently.

Ex Output:
a

Ex Input:
Title: cheese. Sentence 1: Hannah was hungry. Sentence 2: She went to the kitchen. Sentence 3: She looked in the refrigerator. Sentence 4: She took some cheese out of the refrigerator. Choices: a. She added water to the tank and turned on the machine. b. Hannah ate the cheese.

Ex Output:
b