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: [header] How to be a cute girl in middle school [title] Maintain good personal hygiene. [step] To look fresh and clean, make sure you shower and wash your hair regularly. Brush your teeth before school each morning, and wash your face with a facial soap of your choice. <sep> (A) Brush and floss twice a day to get rid of dead skin. Be sure to use a good shampoo on your hair. (B) [substeps] Wear deodorant to keep you smelling fresh, especially if you'll be participating in gym class or an after-school sport. Aiming to wash your hair every other day is a good way to keep your hair clean and healthy. (C) Make sure your clothes are clean and free of dirtiness. Don't wear baggy or silly clothes, as you don't want to show off your physical body. (D) Then for the day, put on clean, feminine clothes, which in this case will be sweatpants, ballet flats, a clean shirt, and a cute pair of fluffy sneakers. Apply body conditioner to your hair daily to hold it in place until you get out of class.
Example Output: B

Example Input: [header] How to get rid of white tongue [title] Call your doctor or dentist if you have other symptoms that together might indicate a more serious condition. [step] Other symptoms to check for include : [substeps] Pain in your tongue dehydration fever a white tongue that doesn't go away after several weeks [title] Know the difference between white tongue and geographic tongue. [step] Generally neither condition is serious. <sep> (A) But for certain people, this is known as " tongue illness. " [title] Learn about the signs of tongue disease. (B) [title] Look for a white tongue tongue or tongue with a horizontal, smooth surface that blocks food from getting into the mouth. [step] This means that the tongue has a roof which it cannot move towards. (C) However, it does lead to significant pain. It is thought that the other condition if it occurs is called listerimucoccus nomisymmetrophy (tdd), a genetic condition that asks for unusually dark tongue. (D) [substeps] Geographic tongue occurs when you have smooth lesions that look like areas where the bumps on your tongue are worn away. Foods with strong tastes (spicy, acidic, salty) may cause you pain.
Example Output: D

Example Input: [header] How to dress nerd chic (for boys ) [title] Pick a shirt that matches your sense of nerd style. [step] There are varying degrees of nerd chic that might suit your tastes. You may be most comfortable with a preppier look, dressing in a button down and layering a cardigan over top. <sep> (A) Formal garments are often tailor fitted to fit your style. [substeps] A top with a bright sports logo, such as buffalo, robo, or nerf bat or a black casual shirt and skinny jeans will be ideal. (B) [substeps] For a sporty girl, try something loose, but not too loose, that fits your frame as well. For a more serious girl, stick with looser shirts and jeans. (C) However, a clean-cut graphic tee with a pair of khakis will give your look a more casual, edgier appearance. [substeps] Graphic tees are a great way to represent the parts of nerd culture you love best. (D) Or you may be more comfortable in a more casual look and wear a blazer over it. [substeps] If you don't like striped sweaters or tennis skirts, go for a t-shirt and a tank top.
Example Output:
C