Given the task definition and input, reply with output. 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.

Title: The Performance. Sentence 1: Cameron was nervous for her big performance. Sentence 2: She was a ballet dancer and was competing in a big show. Sentence 3: The judges watched her and took notes. Sentence 4: Her performance was perfect! Choices: a. She was awarded top honors. b. The album sold a million copies.
a