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: It was so hot outside this morning. Sentence 2: My dog came in panting very hard. Sentence 3: She was so exhausted she had to lie down. Sentence 4: She drank an entire bowl of water. Sentence 5: Then she asked for some food. Choices: a. Waiting in line for the autograph. b. Hot.

b