Instructions: 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: Tim wanted to become smarter. Sentence 2: He asked his smartest friend for guidance. Sentence 3: His friend suggested he become a voracious reader. Sentence 4: Tim began reading regularly. Sentence 5: Tim became smarter. Choices: a. School Dance. b. Books.
Output:
b