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.
Q: Title: No Sleep for New Moms. Sentence 1: Judy's baby was 5 weeks old. Sentence 2: He had reflux and almost never slept. Sentence 3: Judy felt like a zombie. Sentence 4: One night, she handed the baby to her husband and walked out the door. Choices: a. She realized that even though he was scared, he was soothing her. b. She only made it to the corner before she turned around to go back.
A:
b