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: He told her he was not going to change. Sentence 2: He then told her she was the one who needed to change. Sentence 3: He told her to be happy at all times. Sentence 4: He didn't care how much he emotionally abused her. Sentence 5: She was still going to have to be happy. Choices: a. Morning Without Coffee. b. Happy.

b