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: Zombie?. Sentence 1: Will had a terrible dream. Sentence 2: He dreamed that his wife had turned into a zombie. Sentence 3: When Will woke up he felt uneasy and afraid. Sentence 4: He switched on the light. Choices: a. He was relieved to see his wife sleeping soundly - as a human! b. Luckily she ended up loving it and having tons of fun.
Output:
a