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'.

Sentence 1: As soon as Sue got home, she smelled something awful. Sentence 2: She looked everywhere and could not find the smell. Sentence 3: Then she noticed her brother's gym bag. Sentence 4: She looked inside and saw his basketball clothes. Sentence 5: The stench was her brother's clothes! Choices: a. Statutory. b. Stench.
b