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: Having the baby. Sentence 1: Susie was about to have a baby. Sentence 2: She was quite nervous about it. Sentence 3: She was not sure it would go well. Sentence 4: She ended up being in labor for ten hours. Choices: a. When it was over it was well worth it for her however. b. To her delight, she got a handful of customers.
Example Output: a

Example Input: Title: Tupperware Mom. Sentence 1: My mother in law sells Tupperware. Sentence 2: I haven't had a conversation with her in 6 years that wasn't about it. Sentence 3: It hurts my husband that I don't think she's the best person ever. Sentence 4: It's because she's a narcissist who doesn't actually care about us. Choices: a. I'm probably not going to Christmas this year. b. He ate it for dinner.
Example Output: a

Example Input: Title: Bad Service. Sentence 1: Ali went eat at a restaurant with Donny. Sentence 2: They sat at the table waiting for the waitress for half an hour. Sentence 3: Ali and Donny's waitress never came to their table. Sentence 4: They walked out of the restaurant. Choices: a. Ali and Donny told all of their friends about the horrible service. b. Sam became more alert in class.
Example Output:
a