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: Danny joined the fire department as a fireman. Sentence 2: On Danny's first day in the field there was a huge house fire. Sentence 3: Danny was one of the first responders at the scene. Sentence 4: A little girl's puppy was trapped inside of a smoke-filled bedroom. Sentence 5: Danny rescued the puppy and became the little girl's hero. Choices: a. The Movie. b. First Day Hero.

b