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: Olive was watching her son play in the yard. Sentence 2: Suddenly the little boy picked up a handful of dirt. Sentence 3: He threw the dirt in the air like confetti, getting it in his hair. Sentence 4: Olive tried to pick all of the dirt out but it was useless. Sentence 5: She had to throw her son in the bath to clean him up. Choices: a. Dirty Hair. b. Bad Ronny.

a