You will be given a definition of a task first, then some input of the task.
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'.

Sentence 1: Carly got lost as she traveled from Vermont to New York. Sentence 2: She reached for her GPS but realized she hadn't brought it. Sentence 3: She pulled over a gas station and bought a road map. Sentence 4: She got into her car and determined her route. Sentence 5: She began to drive again, continuing her journey to New York. Choices: a. The Pizza Party. b. Road Map.
Output:
b