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: A little toddler wanted to swing. Sentence 2: He pulled his dad to the swing. Sentence 3: The son got on the swing. Sentence 4: The dad pushed him. Sentence 5: The baby was so happy! Choices: a. Forgetful Daisy. b. The Swing.

b