You will be given a definition of a task first, then some input of the task.
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'.

Sentence 1: Austin had a real big test in his Science class. Sentence 2: Science was Austin's hardest class in high school. Sentence 3: He studied real hard for about a week to prepare for this test. Sentence 4: Austin was very nervous about how well he would do on the test. Sentence 5: Austin ended up scoring the highest he has ever scored on a test. Choices: a. Studying hard.. b. Reading Time.
Output:
a