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.

[EX Q]: Title: Family. Sentence 1: Sarah's mom was visiting from Florida. Sentence 2: They went to Sarah's favorite restaurant. Sentence 3: They talked for hours without realizing the time. Sentence 4: They had talked passed closing time! Choices: a. Sarah tipped the waitress generously. b. They were both better off for the storm coming in.
[EX A]: a

[EX Q]: Title: Merry Go Round. Sentence 1: Sally could not decide between the white horse and pink bunny. Sentence 2: Choosing the right animal on the merry go round was serious business. Sentence 3: She finally decided on the pink bunny. Sentence 4: Her grandmother realized she wanted to ride the horse as much. Choices: a. They took lots of pictures of the animals. b. So she got her a ticket for a second ride.
[EX A]: b

[EX Q]: Title: Cookout. Sentence 1: Sally decided to have a cook out over the weekend. Sentence 2: She invited some of her friends and family to join her. Sentence 3: Sally took a trip to the store to buy her ingredients. Sentence 4: She decided on making kabobs and corn on the cob. Choices: a. He ran away. b. The evening was a success and they all loved her cooking!
[EX A]:
b