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: Dan was reading. Sentence 2: He had a new book and couldn't wait to dig into it. Sentence 3: He read for hours the first night he had the book. Sentence 4: Soon he was finished! Sentence 5: He went to buy the sequel as well. Choices: a. Stress. b. The Book.

b