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: The Crush. Sentence 1: Allison had a huge crush on a boy in her class named Robbie. Sentence 2: She was always trying to talk to Robbie, but she never had the courage. Sentence 3: One day, she decided that she would say hello to Robbie. Sentence 4: She said hello to him in class, and he smiled and said hello back. Choices: a. He thought that she loved him. b. Allison was happy and thought that maybe Robbie might like her, too.
A:
b