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: Ed didn't like to wear anything on his head. Sentence 2: So during winter time, his head was always cold. Sentence 3: He'd avoid staying out too much for that reason. Sentence 4: But every year he caught a cold because of it. Sentence 5: Eventually he bought a hat even if he despised them. Choices: a. Hat or no hat. b. Confederate Flag.

a