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.

[EX Q]: Title: Bad Joke. Sentence 1: Tom was drunk on Facebook. Sentence 2: He found a rude joke that made him laugh. Sentence 3: He decided it to post it on his wall. Sentence 4: Tom got into a lot of trouble with friends and family. Choices: a. It was a pretty fun experience for him. b. He deleted it and apologized.
[EX A]: b

[EX Q]: Title: Missed train. Sentence 1: Suso hated being late. Sentence 2: So she woke up as early as possible. Sentence 3: Ultimately though, she missed the train. Sentence 4: Suso was bummed. Choices: a. Lily's dog walking business is very productive and she is happy. b. She had to take a cab instead.
[EX A]: b

[EX Q]: Title: The Halloween Party. Sentence 1: Susan was invited to a Halloween party. Sentence 2: She planned her costume for weeks. Sentence 3: The day of the party, Susan donned her costume. Sentence 4: Everyone loved Susan's costume. Choices: a. Susan won first place in the costume contest. b. From then on Tom didn't stuff himself as much.
[EX A]:
a