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: Jason has a test coming up for his Biology class. Sentence 2: He decides to go to the library to study. Sentence 3: Jason works very hard to prepare for his test. Sentence 4: When test day arrives, he feels prepared. Sentence 5: Jason is glad he prepared so well. Choices: a. Afternoon snack. b. Jason Studies Biology.

b