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: Sarah's apartment didn't have central heat and air. Sentence 2: But it was really hot! Sentence 3: Sarah went to the store. Sentence 4: She bought a box fan. Sentence 5: Now it's less hot. Choices: a. Tasty Breakfast. b. Box Fan.

b