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: Paul liked to visit his grandmother. Sentence 2: His grandmother loved vanilla ice cream. Sentence 3: Paul always brought her ice cream when he visited. Sentence 4: One day, Paul came over and forgot to bring any ice cream. Sentence 5: He took his grandmother to an ice cream shop for ice cream. Choices: a. Vanilla Ice Cream. b. Last Minute Changes.

a