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: Jack was a good student. Sentence 2: Jack spent a lot of time studying. Sentence 3: Jack made very good grades as a result. Sentence 4: He maintained his good study habits. Sentence 5: Now he is about to graduate as the valedictorian. Choices: a. Student. b. The Contest.

a