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: Maddie was mad that she had a test today. Sentence 2: Although she studied, she was still very nervous. Sentence 3: As soon as she walked into the room however, she was shocked. Sentence 4: There was a substitute teacher. Sentence 5: Maddie was then free from a test. Choices: a. Tornado watch. b. Substitute teacher.

b