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: Caleb had gone to the beach. Sentence 2: He had planned to go swimming. Sentence 3: Caleb walked into the water. Sentence 4: The water was freezing. Sentence 5: Caleb decided to just go for a job instead. Choices: a. Cold Water. b. Ad.

a