The three lines of defense your body has against disease include all

Answer 1

of the following except:

A) Mechanical Barriers (e.g. skin and mucous membranes)
B) Chemical Barriers (e.g. stomach acid and enzymes)
C) Cellular Defenses (e.g. white blood cells)
D) Antibacterial Soap

The correct answer is D) Antibacterial Soap. Antibacterial soap is not part of the body's natural defense mechanisms against disease. It is a man-made product designed to kill bacteria and is not part of the body's immune system.