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: Anne Marie was a lonely single child who wanted a friend. Sentence 2: She saw a family had moved next door to her apartment. Sentence 3: They had a little girl that was her age. Sentence 4: She was so excited she went and introduced herself. Sentence 5: They became best friends for a long time. Choices: a. Oops. b. Friends.

b