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: Consider Input: There's an artist painting a square canvas board with several acrylic colors using a flat brush in a studio. she <sep> (A) is painting a christmas tree with a piece of acrylic text. (B) moves the brush across the screen several times. (C) shows how to cut the paint with the flat brush when time stops. (D) begins by painting blue strokes with the flat brush on the canvas surface.

Output: D


Input: Consider Input: A machine draws a face on a pumpkin. the lights <sep> (A) and the paint on the pumpkin flicker. (B) turn off and it shows the carved pumpkin turned on. (C) flash as children shuffleboard across the pumpkin. (D) flash on and off.

Output: B


Input: Consider Input: [header] How to improve sexual health through diet [title] Eat avocados. [step] Avocados are a great all around superfood because they are high in unsaturated fats and low in saturated fats. They are great for sexual health as well. <sep> (A) [substeps] Avocados are high in monounsaturated fats, which are perceived as " leaner " when they are consumed. Avocados also improve your body's nutrient waste, which will be more nutrient-rich and therefore lower the likelihood of skin cancer. (B) Avocados contain a variety of natural flavors, like citrus, oranges, lime, grapefruits, and pineapple. Take one serving of each type of fruit, and drink in low-fat glasses. (C) When you eat avocados, you consume more fats than in your diet, which leads to " crash-digestion. " trying to get fat out of your food takes away the nutrient " easy food " in your blood. (D) Since they are heart-healthy foods, they keep blood circulating, which can help with arousal. Proper circulation and heart health helps men and women receive blood flow to their genitals.


Output: D