Instructions: 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: Tim was getting married. Sentence 2: His friends wanted to throw him a bachelor party. Sentence 3: His fiance was completely against it. Sentence 4: Tim did it behind her back anyway. Sentence 5: His fiancee dumped him before the wedding. Choices: a. Bachelor Party. b. Loud Engine.
Output:
a