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: Thomas came home from school. Sentence 2: He put off doing his homework because he didn't have much to do. Sentence 3: Thomas planned on doing his homework after dinner. Sentence 4: He began to watch a movie after dinner. Sentence 5: Thomas forgot to do his homework. Choices: a. Forgotten Homework. b. Sleeping Away.
Output:
a