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: 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.
Example Output: a

Example Input: Title: Expensive Dresses. Sentence 1: Juliet was shopping for her prom. Sentence 2: She had gathered a few of her favorite dressed. Sentence 3: Secretly she knew which one she really wanted. Sentence 4: It was extremely pricey though, so she begged her mom. Choices: a. Luckily her mom decided that it would be okay and bought it. b. The next year she ran at Nationals.
Example Output: a

Example Input: Title: Packets. Sentence 1: I pride myself on the quality of my packets. Sentence 2: I produce reports for my workplace that are well-organized. Sentence 3: One month I had to make a packet about the company's healthcare. Sentence 4: It was hugely complicated and full of sections with caveats. Choices: a. So she went down to her basement to sleep on a couch, that did work. b. Still I like to think that I made a clear informational packet.
Example Output:
b