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: Dave took his time in the shower. Sentence 2: The water got cold. Sentence 3: He got out of the shower. Sentence 4: His roommate came home. Sentence 5: His roommate took a cold shower. Choices: a. Busted. b. Cold Shower.

b