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: Pharmacology
[{'content': "Verril's sign is seen in \nSelect and explain. \nA. Diazepam administration, B. Digitalis toxicity, C. Paget's disease, D. Unconscious states", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]