Instructions: 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: Title: Sick in Bed. Sentence 1: Sean was tossing and turning one night. Sentence 2: His stomach was hurting even in his sleep. Sentence 3: Suddenly and without waking up, he became sick and threw up. Sentence 4: The wet mess in his bed awoke him. Choices: a. Luckily, Zach still enjoyed the melty mess. b. Groggily he cleaned it up and left to sleep on the couch.
Output:
b