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". 

Example Input: He then discusses what to do when a sunburn does occur, how to handle it to take care of your skin. a slide <sep> (A) shows that he should be in a building showing how to iron, then he begins by giving the results of another remove. (B) shows a person's finger and toe nails are shown before he jumps on an ironing board to iron. (C) show of a razor obtain; first is placed in a glass, then in a bowl. (D) is shown to make us aware of when a sunburn is bad and needs medical attention.
Example Output: D

Example Input: The cat groomer grabs a cat nail clipper in her right hand. The cat groomer squeezes the cats paw and proceeds to clip the cats nails. the cat groomer <sep> (A) grabs a bottle of clippers and places the cat's nails on the floor and resumes clipping the nails off her paw. (B) then holds the cat close and adjust the camera. (C) performs dog tricks and jumps up on her lap to finish clipping the nails. (D) throws her left paw up then clips her nails.
Example Output: B

Example Input: [header] How to apply eyeliner to the waterline [title] Apply a concealer. [step] Take a little of the concealer you normally use for your skin tone and dab a little just below your eye line using your fingertips. Applying concealer can help the eyeliner stay in place longer. <sep> (A) [substeps] Always wash your face before applying makeup and be sure to wash makeup off of your face at the end of the day. This will help keep your skin clear and healthy. (B) [substeps] If you apply concealer before you apply eyeliner to your waterline, eyeshadow may drip down onto the area and it can ruin your eyeliner routine. It's best to keep your makeup minimal in this stage, for example. (C) [substeps] Dab a little eyeliner on the tip of the eyeliner brush once you're happy with it, then place it dab dab close to your waterline. Take another dab, this time a bit lighter. (D) [substeps] Apply concealer to the outer corner of the lid for a smokey look. You can use a matte line going into your other eye if you want the lines to appear dramatic.
Example Output:
A