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: Dora found a sick cat outside her house. Sentence 2: She cleaned up the cat in her house. Sentence 3: Dora went to the store and bought it some cat food. Sentence 4: Dora also bought the cat a collar and toys. Sentence 5: Dora let the cat stay at her house. Choices: a. Karate. b. A New Pet.

b