I think the answer would be C because neither A or B are true. I hope this answer helps
Hi, thank you for posting your question here at Brainly.
The integumentary system composes of the organs that protects the body from external damage. This system encompasses the skin and the its adhering parts like hair and nails. Thus, any diseases relating to those organs are included in the integumentary system.
Outer surface on the sides of abdomen
All of these are factors but A. Seems to be the best answer