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: My physics teacher told us about the upcoming test. Sentence 2: He said that the questions are similar to the homework. Sentence 3: I just tried to memorize the homework instead of studying. Sentence 4: I ended up failing the exam. Sentence 5: As a result, this was a learning lesson and I changed my habits. Choices: a. Consequence. b. The Bowling Alley.
Output:
a