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: Lilian bought some fancy chocolate on her way from work. Sentence 2: She was ready to taste it when she saw it was unsweetened. Sentence 3: Disheartened, she threw the chocolate away. Sentence 4: A vagrant man took it to taste it. Sentence 5: He threw the chocolate away too after spitting it. Choices: a. Unsweetened. b. Amy Burps In Public.

a