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: Social Media Accounts. Sentence 1: Tiffany managed the social media accounts for a large business. Sentence 2: The business did all of its sales online. Sentence 3: As such its social media presence was vital. Sentence 4: One day Tiffany accidentally insulted a minor internet celebrity. Choices: a. The ensuing wave of troll fans eclipsed the company's accounts. b. It took them 12 hours to reach their other car.

Ex Output:
a

Ex Input:
Title: Kickball Game. Sentence 1: I was playing Kickball with some friends. Sentence 2: We were all winning. Sentence 3: Suddenly, I twisted my ankle. Sentence 4: I was out of the game. Choices: a. Fortunately, we won because I cheered on from the sidelines. b. Eden helped his boss catch up on important work.

Ex Output:
a

Ex Input:
Title: Princess. Sentence 1: My sister has always wanted to be a princess. Sentence 2: She used to dress up in princess dresses all the time. Sentence 3: She told me that I had to call her a princess. Sentence 4: Eventually, I told her that she was dumb for pretending. Choices: a. The cat jumped onto Cam's shoulders in traffic, causing him to crash. b. She told my parents and I ended up getting in trouble.

Ex Output:
b