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: Laura wanted to go to the mall with me one day. Sentence 2: We didn't know this but it was a holiday, so it was very busy! Sentence 3: She looked around at clothes and we got a burger from a food place. Sentence 4: She asked me if I wanted to look anywhere but I wasn't interested. Sentence 5: On our way home she told me that she bought a few shirts. Choices: a. Breakup. b. Mall.
Output:
b