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
Berkeley membrane is seen in: 
Select and explain. 
A. Psoriasis, B. Pemphigus, C. Tinea capitis, D. Pityriasis rubra
A: Psoriasis
Answer: A: Psoriasis 
Explanation: Psoriasis