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: Late for an Important Date. Sentence 1: Maya was a notorious procrastinator. Sentence 2: She put off a project for science class for way too long. Sentence 3: She found herself the night before scrambling to finish it up. Sentence 4: She put the final touches on it as she was called to present it. Choices: a. Before it could cause further damage, the rain extinguished it. b. For all her effort she made an A anyway.

Ex Output:
b

Ex Input:
Title: Bus trip. Sentence 1: Jason wanted to visit Dallas. Sentence 2: He had friends who lived there and invited him to visit. Sentence 3: Jason researched flights but they were too expensive. Sentence 4: Jason decided to go to Dallas by bus. Choices: a. He felt confident the trip would still be fun. b. It had been a really fun night together.

Ex Output:
a

Ex Input:
Title: Broken Phone. Sentence 1: I was walking down the street with my phone. Sentence 2: Suddenly, I tripped and dropped the phone. Sentence 3: The phone shattered into many pieces. Sentence 4: I started to cry because I had no money. Choices: a. Tom was let go. b. Fortunately, I found a winning lottery ticket on the ground nearby.

Ex Output:
b