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: The school year had just begun. Sentence 2: The Kindergarteners were very nervous. Sentence 3: They had never been in school before! Sentence 4: They learned how to walk in line and follow the rules. Sentence 5: They really liked being students! Choices: a. The Lasagna. b. The Kindergarteners.

b