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: Terry was having problems with his back. Sentence 2: His best friend told him he should try drugs to help him. Sentence 3: Terry liked the idea and went to the doctors for a prescription. Sentence 4: He was prescribed Valium. Sentence 5: After only a week, Terry felt a lot better. Choices: a. Lost Wedding Ring. b. Terry's back problem.

b