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 examined his glass. Sentence 2: There was a little bug floating around in his water. Sentence 3: Dave drunk the bug. Sentence 4: He felt it trying to crawl up his throat. Sentence 5: Dave swallowed and the bug fell down his throat. Choices: a. First Time Bowling. b. Bug.

b