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: Mario truly loved Margaret. Sentence 2: But Margaret was tired of his cheating. Sentence 3: Mario wrote her a long letter. Sentence 4: But Margaret just threw it out. Sentence 5: Mario became very depressed after that. Choices: a. He just doesn't love him. b. The new computer..

a