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.

Input: Consider Input: Title: Pinata. Sentence 1: At morgan's birthday party, we set up a pinata. Sentence 2: The first girl to swing does not break the pinata. Sentence 3: The next boy hits one of the legs off the pinata. Sentence 4: Morgan takes one big swing and the pinata explodes. Choices: a. All the kids collect their chocolaty goodies. b. He thought that he might visit there again someday.

Output: a

Input: Consider Input: Title: Exam. Sentence 1: It was Kia's first year studying French. Sentence 2: She fully expected to fail her exam. Sentence 3: But when she got her paper back, she was surprised. Sentence 4: She had scored a B+ in her French class! Choices: a. Kia was very proud of herself. b. He ended up having to call a plumber to fix the clog.

Output: a

Input: Consider Input: Title: George needs a friend. Sentence 1: George was a very lonely man. Sentence 2: He had no friends or any family. Sentence 3: He decided to make an ad on craigslist. Sentence 4: He asked for just a friend to hang out with. Choices: a. They surprised Jen with a huge nostalgic birthday party. b. George met another guy Named Jason and the two became good friends.
Output: b