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: Marie was stuck in traffic and playing a game on her phone. Sentence 2: Someone tapped on her window and she recognized a cop. Sentence 3: He told her to stop playing and pay attention. Sentence 4: She apologized and pocketed her phone. Sentence 5: She regretted it as it took an hour for the traffic to move again. Choices: a. Tree Rings. b. Traffic laws.
A:
b