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: Kate's niece and nephew loved to play on their tablets. Sentence 2: One day her niece's tablet stopped working. Sentence 3: Kate was unable to fix it. Sentence 4: The children began to argue over the remaining tablet. Sentence 5: Kate knew she would have to buy another one to keep the peace. Choices: a. Tablet. b. Dangerous Plane.

a