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: Martin wanted to buy a new pet. Sentence 2: He researched online what kind of pet would be best for him. Sentence 3: He eventually settled on buying a bird of some kind. Sentence 4: He went to the pet shop the next morning. Sentence 5: The first thing he saw there was a large hark with piercing eyes. Choices: a. Hawk. b. Oopsie.

a