Forensic Medicine General 66b27ac8 Smothering is A Asphyxia caused by mechanical occlusion of trachea or bronchi B Asphyxia caused by mechanical occlusion of nose and mouth C Asphyxia caused by getting locked inside closed space D Any of the above High-Yield Explanation Smothering is asphyxia caused by mechanical occlusion of external air passages (nose and mouth) by hand, cloth, pillow etc.