This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Layers of epidermis, dermis, Subject name: Dental
The epidermis is thinnest on the? 
Select and explain. 
A. Forehead, B. Eyebrows, C. Back of the hands, D. Eyelids
D: Eyelids
Answer: D: Eyelids 
Explanation: The thickness of the epidermis varies in different types of skin. It is the thinnest on the eyelids at .05 mm and the thickest on the palms and soles at 1.5 mm.