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: Late For Work. Sentence 1: On the way to work this morning, I got a flat tire. Sentence 2: I had to pull over on the shoulder of the expressway. Sentence 3: After using the jack to lift the car, I successfully changed the tire. Sentence 4: With the spare tire in place, I sped off towards my office. Choices: a. I will never forget the look of surprise on his face! b. I was twenty minutes late, but my boss didn't mind.

Output: b

Input: Consider Input: Title: The Zoo Trip. Sentence 1: The kids were excited. Sentence 2: They were going to visit the zoo! Sentence 3: They walked around to eat exhibit. Sentence 4: They saw tigers and lions. Choices: a. It had been a really fun time at the zoo. b. Sally had failed to buy any additional stock, and was disappointed.

Output: a

Input: Consider Input: Title: The Calendar. Sentence 1: Patrick loved being organized. Sentence 2: He bought a calendar to hang on his wall. Sentence 3: He put all the important dates on it. Sentence 4: He color coded it, too. Choices: a. Patrick was very organized to start the school year! b. On their second date, Al brought Amy daisies and antihistamines.
Output: a