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: My hair is really long and I got pretty annoyed with it. Sentence 2: One day I went to the mall and found a place to get it cut. Sentence 3: I told them I just wanted it trimmed so they started working on it. Sentence 4: After the haircut I decided that it looked great and tipped her well. Sentence 5: It was a very cheap haircut and I was very pleased with it. Choices: a. Haircut. b. Sam's trip.

a