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: Larry was visiting the beach one day. Sentence 2: He went swimming in the ocean. Sentence 3: When he returned to his towel, he couldn't find his sunglasses. Sentence 4: He went home. Sentence 5: Larry was unhappy that he had lost his sunglasses at the beach. Choices: a. Larry Loses His Sunglasses. b. Bob Teaches History.

a