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: Lucy had a job at a factory. Sentence 2: Because of her work, she developed terrible carpal tunnel. Sentence 3: She went to the doctor for the pain. Sentence 4: The doctor tried everything, but couldn't cure her. Sentence 5: She quit her job to go on disability. Choices: a. Carpal Tunnel. b. Flu.

a