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: The seal came onto the beach. Sentence 2: A person walked towards the seal. Sentence 3: The seal got scared. Sentence 4: The seal went back into Ocean. Sentence 5: A shark ate the seal. Choices: a. Learning to Swim. b. Shark.

b