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: Andrew was a storm chaser for a major network. Sentence 2: He and his crew were sent to the midwest to track some bad weather. Sentence 3: After driving all through the night, they made it. Sentence 4: They drove around looks for storm clouds the next day. Sentence 5: Just when they had given up, a tornado formed 100 yards away from them. Choices: a. Storm Chaser. b. Turbo.

a