Definition: 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: Choir. Sentence 1: Randy was a great singer. Sentence 2: His friends suggested he join the local men's choir. Sentence 3: He went through the lengthy application process. Sentence 4: At his audition, he blew the judges away. Choices: a. They signed him on to the choir almost immediately. b. The doctor warned her not to eat seafood again.
Output:
a