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: Aly planted a tree in her backyard. Sentence 2: Soon, a bird moved in! Sentence 3: She built a nest and laid some eggs. Sentence 4: Aly liked to watch the bird fly in and out. Sentence 5: It was a beautiful creature! Choices: a. Work Beefs. b. The Bird.

b