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: Dana was visiting her grandmother. Sentence 2: The grandmother started having a heart attack. Sentence 3: Dana was scared but helpful. Sentence 4: She called for an ambulance and kept her cool. Sentence 5: Dana was able to help her grandmother as best she could. Choices: a. The Heart Attack. b. First day in school.

a