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: The snake was getting hungry. Sentence 2: The boy had purchased a gerbil to feed it. Sentence 3: He took it home in a little box. Sentence 4: He dropped it into the snake's aquarium. Sentence 5: The snake quickly snatched up the rodent. Choices: a. Snake. b. Stare.

a