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: The dog went outside in the yard. Sentence 2: There was something new in the yard. Sentence 3: The dog sniffed it. Sentence 4: The dog went inside it and slept. Sentence 5: The dog liked its new dog house. Choices: a. Campgrounds. b. The Dog House..

b