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: Strike Three. Sentence 1: Noah admired his older brother. Sentence 2: He watched him playing baseball. Sentence 3: His brother hit the ball well across the field. Sentence 4: Noah was next up to bat, and swung just like his brother. Choices: a. Dante began to write some poetry. b. He missed three times, and the catcher called him out.
Example Output: b

Example Input: Title: Radio DJ. Sentence 1: John worked at the local radio station. Sentence 2: He would often ignore caller requests. Sentence 3: Eventually several people complained. Sentence 4: John had to be let go. Choices: a. He was fired with a severance package. b. He really liked it and wanted to get more soon.
Example Output: a

Example Input: Title: Train Sick. Sentence 1: Dale and Becky took a passenger train across the country. Sentence 2: They went to the dining car for their first meal. Sentence 3: The swaying of the dining car made Becky feel sick to her stomach. Sentence 4: She went back to her seat in the passenger car. Choices: a. After she ate a few crackers, Becky felt better. b. Everyone had a great time.
Example Output:
a