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: Jessie ran a dog sitting company. Sentence 2: She was always very careful not to let them run off and escape. Sentence 3: One day however a dog ran out the door while it was open. Sentence 4: Jessie ran up and down the street trying to catch it. Sentence 5: She eventually caught it and has been extra careful ever since! Choices: a. Candy cane tree. b. The dog.

b