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: Michelle worked at a daycare. Sentence 2: Every day she had to change a lot of diapers. Sentence 3: Michelle vowed when she had kids she wouldn't change any diapers. Sentence 4: Michelle decided to adopt children who were already potty trained. Sentence 5: Michelle's lack of desire to change diapers helped orphan children. Choices: a. Sandra's jewelry. b. Too Many Diapers.

b