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: My sister and I used to always annoy the bus driver. Sentence 2: Almost every day we made him wait on us. Sentence 3: One day he got tired of waiting and started to drive off. Sentence 4: I snatched up my backpack and started chasing after it. Sentence 5: Later my neighbor told me he saw me and was laughing at me. Choices: a. Side Business. b. Don't Miss the Bus.

b