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: Maddie wanted to lead a healthier life. Sentence 2: She began to exercise, and she especially enjoyed running. Sentence 3: At first, Maddie could only run for a few minutes at a time. Sentence 4: With practice, she was able to finish a 5k race with a good time. Sentence 5: Maddie then felt strong and healthy, accomplishing her goal. Choices: a. Healthier Life. b. Bad Dancer.

a