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: Bad tooth. Sentence 1: Nolan had a bad tooth. Sentence 2: But he refused to go to the dentist. Sentence 3: As the pain was getting more intense every day, he had no choice. Sentence 4: He called for an emergency appointment. Choices: a. When the tooth was out, Nolan was grateful to be pain-free. b. The bad news is they don't have a single dress above a size 5.
[A]: a

[Q]: Title: Pinata. Sentence 1: At morgan's birthday party, we set up a pinata. Sentence 2: The first girl to swing does not break the pinata. Sentence 3: The next boy hits one of the legs off the pinata. Sentence 4: Morgan takes one big swing and the pinata explodes. Choices: a. All the kids collect their chocolaty goodies. b. He thought that he might visit there again someday.
[A]: a

[Q]: Title: Sunset. Sentence 1: Rick was sitting at home. Sentence 2: He felt bored being indoors all day. Sentence 3: He went outside to play. Sentence 4: As he left the house, he noticed the sun was setting. Choices: a. Zack ordered his favorite pizza. b. He sat down to watch the complete sunset.
[A]:
b