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: While driving on the interstate Paul had a tire blow out. Sentence 2: He was very scared because the blowout was very loud. Sentence 3: He was able to safely pull over and stop his car. Sentence 4: He then got out to inspect the damage. Sentence 5: Luckily he was able to switch to a spare tire and continue his trip. Choices: a. Blow Out. b. Quantum Physics.

a