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". 

Q: A crowd is gathered around a black tiled area. a man in black <sep> (A) pants in front of the crowd runs a rope around a man's neck. (B) raws is talking to the camera. (C) shirt is on the middle of the circle. (D) does some breakdance moves.

A: D
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Q: [header] How to perform an autopsy on a human being [title] Understand what an autopsy is. [step] An autopsy is a detailed examination (and dissection) of a human body after death. It is used to determine the likely time and cause of death, as well as to evaluate the presence of disease and/or injuries. <sep> (A) An autopsy is often performed during the day after a death, or at night. Depending on your body type, an autopsy can last longer or shorter if done with the right equipment. (B) The autopsy is often conducted as a procedure administered in an office, rather than a surgical procedure, but it is treated in multiple ways. [substeps] For a crime scene autopsy, the job is to put the human body's dna on a piece of paper and then render it to a laboratory for analysis. (C) [substeps] An autopsy is conducted by a pathologist, which is a doctor with specialty level training in how to do the procedure and how to effectively analyze the tissues and body fluids. If the person's death is being investigated forensically, an autopsy may be legally mandated. (D) A typical autopsy takes place approximately 50 minutes after the death of the patient. The procedure consists of the following components : [substeps] Removing the deceased's organs from the body.

A: C
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Q: [header] How to touch the bottom of a pool [title] Go to a local or private pool that has a diving board that you are allowed to use. [title] Set the diving board to a loose setting, for some boards are set stiff. [step] You might need some help doing this, but only do it if you are not breaking any rules. <sep> (A) However, if you are at the pool and have a slide to choose from you can always set this up yourself. [title] Find a heat and a place that has a completely smooth surface to go. (B) [title] Make sure you put your board in warm water, not on dry skin before diving. [step] A cool place to dive is near the water's edge, but pools tend to be drier and have more moisture, which can lead to dry skin. (C) [title] Climb up the steps on the board. [title] Walk quickly to the point where the tip of your big toe is about 3-4 inches (7.6-10.2 cm) away from the edge of the diving board. (D) [title] Position the diving board up at the water's edge. [step] This is especially true if you are swimming with friends, as most pools let you board with anybody who you trust.

A:
C
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