Q: 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.
Title: Freda's heartbreak. Sentence 1: Freda is married. Sentence 2: Freda has never been more happy in life. Sentence 3: Until one day her husband tells her he has had enough. Sentence 4: He asks for a divorce. Choices: a. Freda and her husband get divorced. b. Leo saved the dog's life.
A:
a