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: Tom visited the zoo with his family. Sentence 2: They loved watching the apes. Sentence 3: Their son was making funny gestures to an ape. Sentence 4: The ape began dancing for a brief moment. Sentence 5: Then the ape shocked the family by hurling feces toward them. Choices: a. Feces. b. Washing Dishes.
Output:
a