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: MC Dave loved Grandmaster Flash. Sentence 2: He sampled a song from him. Sentence 3: It got really popular. Sentence 4: He sold a lot of records. Sentence 5: He went on tour with the album. Choices: a. Sample. b. Vacation.

a