This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Skin
Acantholysis involves (is seen in): 
Select and explain. 
A. Epidermis, B. Dermis, C. Epidermis-Dermis junction, D. Subcutaneous tissue
A: Epidermis
Answer: A: Epidermis 
Explanation: A. i.e. Epidermis