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: Nora waited in line for a health exam. Sentence 2: She decided to read a book while she waited. Sentence 3: Nora didn't hear her name called. Sentence 4: The second time her name was called Nora heard it. Sentence 5: Nora put her book away and approached the worker. Choices: a. Waiting in Line. b. A Free Slushie.

a