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: Joe was renting an apartment. Sentence 2: The apartment had a roach problem. Sentence 3: Joe complained to his landlord. Sentence 4: His landlord never fixed the problem. Sentence 5: Joe finally moved out. Choices: a. A Roach Problem. b. Clingy Stray.
Output:
a