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: My niece has three children - 18, 12, and 9. Sentence 2: The 12 and 9 year olds have behavioral issues. Sentence 3: One day my niece called her mother, B. Sentence 4: The 9 year old had punched a hole in the wall. Sentence 5: B told her daughter to get the child into therapy. Choices: a. Troubled Child. b. Lemonade Stand.

a