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': 'Acantholytic cells are : \nSelect and explain. \nA. Epidermal cells, B. Plasma cells, C. Keratinocytes, D. Giant cells', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C. i.e. Keratinocytes', 'role': 'assistant'}]