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: Kim was eating a popsicle. Sentence 2: She threw the used stick in the bathroom garbage. Sentence 3: She turned off the light and left. Sentence 4: She returned later to find ants all over the place. Sentence 5: She hadn't realized they would find the stick in the bathroom. Choices: a. Pizza Maker. b. Popsicle stick.

b