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: There was a little girl standing by the road. Sentence 2: My dog and I walked past her as she waved hello. Sentence 3: I realized she was deaf, and spoke to her in sign language. Sentence 4: She smiled happily and signed back to me. Sentence 5: We talked for about 10 minutes before we went home. Choices: a. The Girl. b. The river.

a