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'.
Q: Sentence 1: Tim was going on a road trip with his family. Sentence 2: They asked him if he had to pee before they left. Sentence 3: Tim said no. Sentence 4: Shortly after he felt the need to pee. Sentence 5: His parents reprimanded him for it. Choices: a. Pee Break. b. gMail Spam Filter.
A:
a