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: Bob was ready. Sentence 2: He walked up to the edge. Sentence 3: He turned around and got a running start. Sentence 4: He yelled cannonball! Sentence 5: Bob splashed everyone in the pool. Choices: a. Bread. b. The Cannonball.

b