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: I was in the noodle aisle at the grocery store a couple of weeks ago. Sentence 2: A woman ahead of me was pushing a cart with a child in its seat. Sentence 3: She'd given the small boy her purse to occupy his attention. Sentence 4: As she was looking at food, the boy threw her wallet on the floor. Sentence 5: I tapped her shoulder and let her know that he had done that. Choices: a. Principal's Office. b. She Was Lucky I Was There.

b