Detailed 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'.
Q: Sentence 1: Allie needed some new nail polish. Sentence 2: She decided to go out and get some. Sentence 3: She bought six colors. Sentence 4: When she put it on it looked great. Sentence 5: She wanted to paint them over again. Choices: a. New polish. b. Frank sells his car.
A:
a