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: Alex downloaded some music online. Sentence 2: He listened to it. Sentence 3: His computer began to freak out. Sentence 4: He tried to find the problem. Sentence 5: The computer broke because of a virus. Choices: a. Tribe. b. Virus.

b