Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Input: [header] How to wear black lipstick [title] Exfoliate and moisturize your lips. [step] Black lipstick starts to look streaky and flaky more quickly than other colors. To prevent this from happening, it's important to prep your lips before you apply it. <sep> (A) [substeps] Exfoliate for at least 15 minutes each. Follow up with a light moisturizer to replenish moisture. (B) Make sure you remove all skin flakes and moisturize your lips so they're soft and supple. If your lips are chapped, you might want to save the black lipstick for another time. (C) To do this : [substeps] Apply your moisturizer. Read the package to see how long it will take to dry up. (D) Take a piece of cotton print paper and lay it across your lips, brushing out the surface until you've created perfect lines on your lips. [substeps] When you seal your lips around the paper, you'll have a kind of " canvas " over your lips.
Output:
B