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: Kate sat at her desk wondering what she would eat for dinner. Sentence 2: She decided she wanted mashed potatoes from her favorite place. Sentence 3: He mouth began to water thinking about them. Sentence 4: But she still had an hour till quitting time. Sentence 5: She was upset she had so much time to wait. Choices: a. Algebra. b. Mashed Dream.

b