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: Christopher loved to wear diamonds a lot. Sentence 2: He liked diamonds more than gold. Sentence 3: One day he decided to wear his diamond chain. Sentence 4: He searched for hours and couldn't find it. Sentence 5: Finally, he found it in his room. Choices: a. Diamonds. b. The Tea Shop.

a