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: The Crush. Sentence 1: Justin had a crush on Kate from the moment he saw her at school. Sentence 2: Kate always smiled and said hello, but Justin could only blush. Sentence 3: At the school dance, Justin saw Kate sitting quietly by herself. Sentence 4: Summoning every bit of his courage, Justin asked her to dance. Choices: a. Kate said yes. b. After that they played some duets with teacher.
Example Output: a

Example Input: Title: Karina gets dumped. Sentence 1: Karina was an older lady who worked in a fast food place. Sentence 2: She had her eye on a younger man. Sentence 3: She eventually got him to date her. Sentence 4: The relationship lasted a few months. Choices: a. Anna was glad she'd given the hamster some entertainment! b. After the man had his fun he left her.
Example Output: b

Example Input: Title: Silver Dollar City. Sentence 1: We went to Silver Dollar City in April. Sentence 2: We rode the trolley to all the little stops inside. Sentence 3: We also played on the go carts, and bumped into each other a lot. Sentence 4: We played games, and ate lots of junk food. Choices: a. Our favorite was the funnel cakes. b. I never dated him after that, but sneaked out to see him one last time.
Example Output:
a