Instructions: 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: Albert was a lead singer in a band. Sentence 2: His band decided to try playing a new type of music. Sentence 3: The audience did not like the new music. Sentence 4: The crowd jeered and hissed during the songs. Sentence 5: Albert's band went back to playing their old music. Choices: a. New Music. b. Natural Disaster.
Output:
a