The standard anatomical positions define the reference position for the locations. When a person is lying face down, then they are said to be in a prone position. Thus, option C is correct.
What is a prone position?
Prone is a type of anatomical position where the person or the patient is lying flat down on their fronts with the face at the down position. It is used in medical procedures where surgeries of the neck, spine and other dorsal organs have to be done.
Therefore, the person is lying in the prone position.
Learn more about the prone position here:
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