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.

Input: Consider Input: Title: The Railing. Sentence 1: The family lived on the second level. Sentence 2: The stairs had a wobbly railing attached to them. Sentence 3: The family begged their landlord to replace it. Sentence 4: He always refused. Choices: a. She loved the cup, nonetheless. b. The parents warned the kids about how unsafe it was.

Output: b

Input: Consider Input: Title: Good Service. Sentence 1: We were waiting at a restaurant. Sentence 2: Our server was very kind. Sentence 3: She made sure our drinks were full. Sentence 4: She brought us our ticket for dinner. Choices: a. We gave her a great tip. b. She was sad when he pretended not to see her.

Output: a

Input: Consider Input: Title: The Roses. Sentence 1: Jen saw a van pull up to her house. Sentence 2: A man got out and handed her some roses. Sentence 3: They were from her boyfriend. Sentence 4: He was so sweet! Choices: a. Jen called him right away to say thank you. b. A bus driver stopped the bus to tell him he liked it!
Output: a