Question

Immunodermatologists study skin disorders caused by:

a person’s appearance.

a person’s lack of exercise.

a person’s immune system.

a person’s poor diet.

Answer 1

According to Wikipedia...
“Immunodermatology studies skin as an organ of immunity in health and disease.”

Answer 2

A person's immune system

Step-by-step explanation:

Immunodermatologists specialize in examining how the immune system interacts with the skin.