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: Every day when Aaron gets home from work, he is very tired. Sentence 2: His young dog always wants to play, go for walks and be active. Sentence 3: A new family moved in next door, and the young boy was bored. Sentence 4: Aaron asked the boy if he'd like to play with the dog in the evening. Sentence 5: The neighbor boy and the dog now spend a lot of fun time together. Choices: a. Justin's Internship. b. A Satisfying Solution.

b