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': 'Touton giant cells are found in: \nSelect and explain. \nA. Xanthomas, B. Dermatofibromas, C. Actinic keratosis, D. Benign nevocellular nevus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Xanthoma', 'role': 'assistant'}]