This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Anatomy
[{'content': 'Lower lung involvement is common in \nSelect and explain. \nA. TB, B. Asbestosis, C. Silicoisis, D. All', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Asbestosis Involves lesions affecting lower lobes or base of lung', 'role': 'assistant'}]