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: The man bought some perfume. Sentence 2: He gave it to his wife. Sentence 3: His wife wouldn't wear it. Sentence 4: The man liked the scent. Sentence 5: The man used all of the perfume. Choices: a. perfume. b. kill.

a