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': "True combination is all except – \nSelect and explain. \nA. Cold–Trench foot, B. Light–Miner's nystagmus, C. Pressure–Caisson disease, D. Cane fibre–Farmer's lung", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]