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: Unique tastes. Sentence 1: Mary was a baker and loved making pies to sell. Sentence 2: She would make a new flavor of pie each day for people to try. Sentence 3: Today, she was trying a very unique flavor of banana and cherry. Sentence 4: The pie was a complete hit, and people urged her to make it again. Choices: a. Connor's friends thank him and he feels good for the favor he did. b. Mary decided she would make the pie a regular item in her bakery.
Example Output: b

Example Input: Title: Sunset Cruise. Sentence 1: Tim and his wife were excited. Sentence 2: They had hired a sailboat for the day and were going to sail. Sentence 3: They had timed it so they would be sailing with the setting sun. Sentence 4: Tim and his wife stood on the bow of the boat and looked on. Choices: a. The sunset was beautiful and they were happy. b. Jack was extremely disappointed.
Example Output: a

Example Input: Title: Adjusting. Sentence 1: I bumped into my neighbor Ashley today. Sentence 2: She just started a job as a teacher. Sentence 3: She had taken five years off after her son was born. Sentence 4: She said it was quite an adjustment getting back to the work world. Choices: a. I had just retired and told her I was adjusting the other way. b. It took years for Jeff to get over his addiction.
Example Output:
a