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: Kurt is a teacher. Sentence 2: He enjoys teaching his students. Sentence 3: Kurt's students love him because of how well he treats them. Sentence 4: They nominate him for a teaching award. Sentence 5: Kurt wins the award and is very proud. Choices: a. Teaching Award. b. Chemistry.

a