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: Sabrina was getting ready for work one morning. Sentence 2: As she brushed her teeth she felt an extreme pain. Sentence 3: One of her molars was very sore so she went to the dentist. Sentence 4: To her dismay he found a few cavities in her mouth. Sentence 5: She had him fix them up and soon her mouth hurt less. Choices: a. Soda. b. Tooth Pain.

b