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: Callie was getting her driver license. Sentence 2: She studied for days for the driver's exam. Sentence 3: Her twin brother was also taking the exam. Sentence 4: Each wanted to be the first one to pass the exam. Sentence 5: Both passed the exam calling it an even tie. Choices: a. The Paper Banner. b. First Driver to the Finish Line.

b