Instructions: 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: Title: Broken Tub. Sentence 1: John moved into a new house and found the whirlpool tub didn't work. Sentence 2: He could hear the motor click on but nothing would happen. Sentence 3: John had to cut a hole in the wall to get to the motor. Sentence 4: He took the motor apart and all it needed was a good cleaning. Choices: a. She left for hours. b. Now the tub works and John's wife is very happy.
Output:
b