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: Ed was excited to lose his first tooth. Sentence 2: He was more excited when his mom told him the Tooth Fairy would come. Sentence 3: He carefully put his tooth under his pillow that night. Sentence 4: When he woke up in the morning there was a dollar beneath his pillow. Sentence 5: He couldn't wait to lose another tooth to get more money. Choices: a. Tooth Fairy. b. Exhausting Match.

a