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: An Uber driver had trouble finding our home last week. Sentence 2: The GPS told him to turn at Gerry's Landing. Sentence 3: There are no signs indicating where the landing is. Sentence 4: He was fifteen minutes late. Sentence 5: I prefer cab drivers sometimes, as they know the area. Choices: a. Backflips. b. GPS Mystery.

b