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.

Example Input: Title: Sand crab. Sentence 1: Scott was on the beach when he felt a tickle on his neck. Sentence 2: His girlfriend squealed and jumped off of the blanket. Sentence 3: Scott jumped up too asked her what was wrong. Sentence 4: She pointed to a tiny crab crawling across their blanket. Choices: a. They both laughed. b. To top it off I bought many crates of Ramen.
Example Output: a

Example Input: 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.
Example Output: b

Example Input: Title: Sleeping Beauty. Sentence 1: Daniel crept into the bedroom to check on his daughter. Sentence 2: She was sleeping peacefully in her crib. Sentence 3: He knew he should let her sleep, but he couldn't help himself. Sentence 4: He tiptoed over and gave her a kiss. Choices: a. She put them in the freezer and will have homemade popsicles in 1 hour. b. She opened her eyes and smiled at him, then went back to sleep.
Example Output:
b