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: It was a windy day. Sentence 2: Freddy made his way down the street, holding onto his hat. Sentence 3: A strong gust engulfed him. Sentence 4: In his surprise, he let go of his umbrella. Sentence 5: The umbrella tumbled down the sidewalk. Choices: a. Windy Day. b. Hair.

a