You will be given a definition of a task first, then some input of the task.
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".

[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