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: Arrogant. Sentence 1: Quinn was good at drawing. Sentence 2: In art class, he was always praised by the teacher. Sentence 3: Quinn showed off his own drawings, and insulted other people's art. Sentence 4: The teacher said Quinn was a good artist, but not a nice person. Choices: a. Several hours later, the truck arrived and refilled the tank. b. Quinn was embarrassed, and stopped being a bully.
A:
b