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: Substitute. Sentence 1: I wanted to prepare some spaghetti for dinner. Sentence 2: I checked my refrigerator for what I needed. Sentence 3: I decided to substitute zucchini for the pasta. Sentence 4: I made the dish hoping it would taste fine. Choices: a. She was drunk and all of a sudden she fell on me! b. I am glad I decided to use zucchini because it tastes good.

Output: b

Input: Consider Input: Title: Slugger. Sentence 1: Mark was never a good baseball player. Sentence 2: He practiced everyday with his dad. Sentence 3: No matter how much he tried, he never got better. Sentence 4: He went to his Saturday baseball game feeling hopeless. Choices: a. When it was his turn to bat, he knocked it out of the park! b. Mary screamed and ran inside the warm house.

Output: a

Input: Consider Input: Title: Kobe's Last Game. Sentence 1: Andy is an avid Los Angeles Lakers fan. Sentence 2: Andy was glad when his friend Paul invited him to a game. Sentence 3: Unbeknownst to Andy, it was going to be Kobe's last game. Sentence 4: Andy was in awe of Kobe the entire time he was on the court. Choices: a. Andy was so glad he could see Kobe's last game. b. Ana only had a dollar left in her account when she was done.
Output: a