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: Esther kept hermit crabs as pets. Sentence 2: In her spare time, she painted new shells for them. Sentence 3: Esther found that different crabs preferred different art. Sentence 4: There was one snob who seemingly refused her work entirely. Sentence 5: Esther had to accommodate that crab with a blank shell. Choices: a. Hermit Crabs. b. Art Classes.

a