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: Radiology
[{'content': "A 48 years old man, resident of Baroda outskirts near a textile mill presents to his family physician with respiratory symptoms. Doctor advices X-ray chest which showed - fine reticular & nodular pattern in lower zone with loss of clarity of diaphragm & cardiac shadows. He also doubts about the presence of small pleural effusion. The probable diagnosis is? \nSelect and explain. \nA. Stannosis, B. Asbestosis, C. Silicosis, D. Coal worker's pneumoconiosis", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Information is this question are :-\n\t1) Exposure to textile industry;\xa0\n\t2) Reticulo-nodular pattern in lower lung zone;\xa0\n\t3) Loss of definition of heart border and diphragm;\xa0\n\t4) Small pleural effusion.\xa0\n\t\u200bAll these suggest the diagnosis of asbestosis.', 'role': 'assistant'}]