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: The woman put some gel in her hair. Sentence 2: She tried to mold her hair. Sentence 3: She couldn't get her hair to stay. Sentence 4: She washed out the gel. Sentence 5: She tried a different hairstyle. Choices: a. Gel. b. Bad Luck.

a