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: A Concert. Sentence 1: Lily had gotten a major role in a school concert. Sentence 2: She was scared she would mess up or forget her words. Sentence 3: Her mother assured her she was going to do terrific. Sentence 4: The words of courage enlightened her and made her feel at ease. Choices: a. He decides it is ok to occasionally not wear his hat. b. She was able to perform her part perfectly which made her happy.
[A]: b

[Q]: Title: Flight of the Bumblebee. Sentence 1: Dottie waved her net through the air. Sentence 2: She was catching butterflies in the summer sun. Sentence 3: There was an especially fat one with yellow and black stripes. Sentence 4: With a swish of her net, Dottie snared the butterfly. Choices: a. No long after the trip the wall was taken down. b. Further examination revealed the butterfly was actually a bumblebee.
[A]: b

[Q]: Title: The concert. Sentence 1: John bought two tickets to the show tonight. Sentence 2: He surprised me today with them. Sentence 3: I am so excited to go. Sentence 4: I have to find something to wear. Choices: a. It will be a great show. b. I left the relationship after.
[A]:
a