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: I joked with my husband that I wanted to buy a gun. Sentence 2: I went online and found a pink rifle. Sentence 3: It had a picture of hello kitty on it. Sentence 4: He laughed and said that's typical of me. Sentence 5: I told him I'd only buy a gun like that. Choices: a. Leaky Roof. b. Rifle.

b