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: Chuck noticed that most of his socks were old and dirty. Sentence 2: He decided he needed to buy some new socks. Sentence 3: Chuck bought a new pair of socks. Sentence 4: He loved wearing them. Sentence 5: Chuck was happy that he had bought new socks. Choices: a. Chuck Buys New Socks. b. Repair.

a