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: Social & Preventive Medicine
[{'content': 'All are “Water-Washed Diseases” except \nSelect and explain. \nA. Scabies, B. Trachoma, C. Conjunctivitis, D. Typhoid', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]