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: Medicine
[{'content': 'Lingular lobe bronchiectasis is due to \nSelect and explain. \nA. Mycobacterium Avium intracellulare infection, B. Cystic Fibrosis, C. Tuberculosis, D. Aspergillosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: MAC infection causes middle lobe and Lingulor lobe bronchiectasis :\n\nTuberculosis - Unilateral upper lobe\xa0bronchiectasis.\nCystic Fibrosis - Bilateral upper lobe\xa0bronchiectasis.\nAspergillosis - Central\xa0bronchiectasis.', 'role': 'assistant'}]