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: Pathology
[{'content': 'Intraepithelial vacuolation with formation of vesicle or bulla intraepithelially above the basal layer is characteristically seen in: \nSelect and explain. \nA. Candida alhicans, B. Bullous pemphigoid, C. Pemphigus, D. Lichen planus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]