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.
Q: Title: The Costume Contest. Sentence 1: Julia was competing in a Halloween costume contest. Sentence 2: She had the original idea of being a squid. Sentence 3: She spent weeks making an elaborate costume. Sentence 4: The day came and she paraded on stage. Choices: a. Unsurprisingly, her artful costume won the biggest award. b. The owner was so grateful he gave her one of his gift cards.
A:
a