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: Speaking. Sentence 1: He was quite irritable. Sentence 2: He started speaking to me, so I looked up at him. Sentence 3: In the middle of talking, he snapped at me. Sentence 4: He demanded to know why I was looking at him. Choices: a. The sandwich looked disgusting by lunch time. b. I looked away, feeling hurt and angry.

Ex Output:
b

Ex Input:
Title: Bad Prank. Sentence 1: Tim wanted to scare his wife. Sentence 2: He thought of an elaborate prank. Sentence 3: At night he set it up and pulled it off. Sentence 4: His wife was really scared. Choices: a. I went home to tell my husband and make a plan. b. She never trusted him again.

Ex Output:
b

Ex Input:
Title: Basement. Sentence 1: Coa needed some extra cash and begged her parents for money. Sentence 2: They offer her $15 to clean out the basement. Sentence 3: She sadly agreed, but as she cleaned, she brightened. Sentence 4: There was a huge box of pristine old records hidden away there! Choices: a. Coa's parents agreed that she could sell the records for money! b. So I was quickly able to solve the issue.

Ex Output:
a