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: Isabelle was very proud of her long hair. Sentence 2: She took good care of them until she slept on the grass on her lawn. Sentence 3: When she woke up, she realized her hair was full of chewing gum. Sentence 4: She cried and went to her mom. Sentence 5: Her mom cut all of her hair until it was short to the ears. Choices: a. Chewing gum. b. Bargain.

a