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: The kids were playing when they heard the ice cream truck approach. Sentence 2: They raced to ask their parents for money for an ice cream. Sentence 3: After getting their money, they ran out and flagged down the truck. Sentence 4: Each kid waited and paid for their ice cream. Sentence 5: They sat outside and ate their ice cream together. Choices: a. Learning with others. b. Ice Cream Truck.

b