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: Joe's house was infested with bugs. Sentence 2: So Joe needed his house fumigated. Sentence 3: Joe packed his bags and went to his brothers house. Sentence 4: The exterminators came in the morning and began their process. Sentence 5: The exterminator took care of the bugs and Joe was happy. Choices: a. Exterminator. b. The Snacks.
Output:
a