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 enjoyed blowing bubbles with my nephew. Sentence 2: He never learned how to blow them. Sentence 3: He always blew too hard. Sentence 4: I told him to blow as slow as possible. Sentence 5: He finally took my advice and blew bubbles perfectly. Choices: a. Lost Mom. b. Blowing bubbles.

b