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: Terena hadn't talked to Haley in a long time. Sentence 2: She picked up her phone. Sentence 3: She dialed Haley's number. Sentence 4: Haley answered. Sentence 5: The two talked such a long time! Choices: a. Friend. b. Prepper.

a