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: Tom worked for his employer for three years. Sentence 2: Tom eventually got a better job and put in his two weeks notice. Sentence 3: Toms employer refused to pay Tom his last check. Sentence 4: Tom was very upset. Sentence 5: Tom filed a class action lawsuit against his former employer. Choices: a. False Alarm. b. Employer.

b