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: Megan's new album was coming out soon. Sentence 2: She released her first single. Sentence 3: The radio station played it ten times that day. Sentence 4: The listeners called and asked for it even more. Sentence 5: It was a big hit! Choices: a. Class trouble. b. The Single.

b