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: My niece's new boss started this week. Sentence 2: He is a manager from another state division. Sentence 3: He started showing up at 7 Am, 1/2 an hour before starting. Sentence 4: He asked his staff to do the same. Sentence 5: They filed a union grievance. Choices: a. Movies. b. New Boss.

b