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: Anthony had a sore tooth. Sentence 2: He went to the dentist. Sentence 3: The dentist took an X-ray of the tooth. Sentence 4: The dentist filled the cavity in the tooth. Sentence 5: Anthony felt better after the dentist appointment. Choices: a. Dentist Visit. b. The Catcher.

a