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: Ross was 13 and had a baby brother. Sentence 2: One day Ross started to think his brother didn't like him. Sentence 3: Ross decided to play with his little brother more. Sentence 4: Eventually Ross felt like his brother liked him. Sentence 5: Ross's brother grew up and they're now best friends. Choices: a. The inheritor. b. Ross and his Brother.

b