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: We got to the appointment early. Sentence 2: We signed in at the desk. Sentence 3: We sat down in the waiting room. Sentence 4: It took forever to get called back. Sentence 5: I ended up giving them a bad review due to the wait. Choices: a. The flu. b. Wait.

b