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: Jennifer really wanted an ice cream cone, but didn't have the money. Sentence 2: A lady in the ice cream store dropped a $5 bill. Sentence 3: Jennifer picked it up. Sentence 4: She thought of keeping it, but gave it back to the lady instead. Sentence 5: The lady was so grateful that she bought jennifer an ice cream cone. Choices: a. Hummingbird Day. b. Ice Cream Cone.

b