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: Jack always used Vaseline for his dry skin. Sentence 2: But he noticed that its effects didn't last. Sentence 3: So he decided to try Shea butter. Sentence 4: And his skin was smooth and moisturized for much longer. Sentence 5: But he thought it was expensive. Choices: a. Curtains. b. Dry Skin.

b