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: Dental
Acantholysis is seen in – 
Select and explain. 
A. Epidermis, B. Dermis, C. Dermo–epiderm junction, D. Subcutaneous tissue
A: Epidermis
Answer: A: Epidermis 
Explanation: Abnormal separation of epidermal keratinocytes is referred to as acantholysis.