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 looking for ketchup for my burger. Sentence 2: I couldn't find it anywhere so I thought we were out! Sentence 3: As I continued my search I became more frustrated. Sentence 4: I asked someone where the ketchup was and they didn't know! Sentence 5: After coming back I realized it was right in front of me. Choices: a. Hold Your Breath. b. Ketchup.

b