Definition: In this task, you're given five sentences, numbered 1 through 5, and two options a and b for possible titles for the story. Your job is to choose the title that better fits the story. Indicate your choice by 'a' or 'b'.
Input: Sentence 1: Leo was a lion trainer for a traveling circus. Sentence 2: Many people thought his job was cool, but some people did not. Sentence 3: Some people even decided what he did for a living was wrong to lions. Sentence 4: A group of people petitioned for Leo's job to be erased. Sentence 5: However, the owner of the circus refused to fire Leo. Choices: a. Julian's Betrayal. b. Lions.

b