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: Broken Wings. Sentence 1: Nick tried to be careful as he dismantled his weather station. Sentence 2: He still ended up breaking one of the fragile wind sensor's wings. Sentence 3: He packed it in a box carefully to prevent more damage. Sentence 4: When he got to his new house, he went to assemble it. Choices: a. I talked my mother into buying me one shaped like a boot. b. Nick superglued the wing back and thought it was as good as new.

Output: b

Input: Consider 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.

Output: a

Input: Consider Input: Title: Football injury. Sentence 1: Spencer loved to play football. Sentence 2: He played as a wide receiver. Sentence 3: He took quite a lot of hard hits in his career. Sentence 4: After retirement, he began getting headaches a lot. Choices: a. He hoped that he didn't have any concussive problems. b. The family couldn't eat the soup since it was too salty.
Output: a