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: Simon wanted to watch his favorite show. Sentence 2: He tried to access it through On Demand. Sentence 3: The TV kept returning an error message. Sentence 4: He asked his mom to call the cable company's customer service number. Sentence 5: After a short phone call, the cable company fixed the problem. Choices: a. Video on Demand. b. Dog Walk.

a