Which Definition Best Describes a Clean Contaminated Wound

Which definition best describes a clean contaminated wound?

A) A wound in which gross contamination is found at the surgical site in the absence of infection.
B) An operative procedure or procedures that enter into a colonized viscus or cavity of the body but only under elective and controlled circumstances.
C) Pulmonary resection and gynecologic procedures also involve areas of the body that naturally host contaminants.
D) Infection rates for these procedures average 4% to 10% and can be improved with specific preventive strategies.