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.

Example Input: Title: Canadian Vacation. Sentence 1: I live in the northern central United States. Sentence 2: Despite the proximity, I have never visited Canada. Sentence 3: My family are planning next year's vacations. Sentence 4: I put in my vote to see some parts of Canada. Choices: a. I was outvoted and Canada would have to wait. b. Ron left and was very disappointed.
Example Output: a

Example Input: Title: Soccer trophy. Sentence 1: Allie and her team were at the end of the season. Sentence 2: The coach decided to hand out trophies. Sentence 3: Allie got her trophy first. Sentence 4: She was honored. Choices: a. Soon Kia was an expert guitarist. b. She went and put it on her shelf.
Example Output: b

Example Input: Title: It's not Who You Know, but What You Know. Sentence 1: Mama's Restaurant is the most popular restaurant on Maui. Sentence 2: Bill had to make reservations weeks before his Hawaii trip. Sentence 3: He looked up the restaurant on the internet and read about it. Sentence 4: He found that people in the know did not order a Mai Tai. Choices: a. They decided to go home. b. They order a Black Tai and get a better drink.
Example Output:
b