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". 
--------
Question: A room is shown with an acoustic guitar lying across a beige sofa and a stone art piece in front of the sofa with rocks in it. a person, face unseen , <sep> (A) is standing in front of the rock wall with canvas in front of him and paints on a pallet. (B) begin to play the guitar and an image of a man teaching him how to play while he's playing backs into her music room and onto a white screen, not a person else. (C) holds a lit cigarette and the approached to lift up the guitar in a lounging pose. (D) approaches the sofa and picks up the guitar.

Answer: D


Question: [header] How to stay up late without electronics [title] Drink caffeine. [step] Caffeine blocks neurotransmitters in your brain that make you sleepy. When you start to feel drowsy, reach for a cup of coffee or a soda. <sep> (A) Remember that caffeine loses its effectiveness with overuse. Try to save it for when you really need it. (B) Your body will start shutting down caffeine when you're outside and keep you awake by doing what it is meant to do. It can help you stay awake long enough to go to bed. (C) Though caffeine will not give you energy right before sleep, it will trigger the natural sleep signal that draws us into the world right before it hits. An caffeine-rich beverage will wake you up more, making your sleep better. (D) Coffee is the source of human sleepiness so drinking coffee or another caffeinated beverage before bedtime is important. Even an extra pill is a key lubricant.

Answer: A


Question: [header] How to use black seed oil [title] Eat a teaspoon of oil per meal. [step] To maximize health benefits, proponents of black seed oil recommend eating up to three teaspoons of it a day. The easiest way to do this is by swallowing a teaspoon of the oil with each meal. <sep> (A) This will help to expand your stomach and break down excess oil. [title] Make a homeopathic green tea. (B) [title] Reduce the number of days of exposure to the oil. [step] Exposing yourself to the oil before a certain number of days could cause dry skin. (C) You can mix the oil into anything you'd normally eat or drink instead of consuming it raw. [substeps] The oil has a strong, bitter taste and has a thick consistency like cooking oil. (D) Look for a food supplement that contains proponents of black seed oil in the body. [substeps] Avoid products that contain both monounsaturated and polyunsaturated oils.

Answer:
C