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
[{'content': 'Multinucleate giant cells are seen in Tzank smear in ? \nSelect and explain. \nA. Herpesgenitalis, B. Bullous pemphigoid, C. Toxic epidermal necolysis, D. Pemphigus', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Herpes genitalis", 'role': 'assistant'}]