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: Pathology
[{'content': 'Alpha-1-antitrypsin deficiency occurs in \nSelect and explain. \nA. Bronchiectasis, B. Emphysema, C. Empyema, D. Bronchogenic carcinoma', 'role': 'user'}, {'content': 'Answer: B \nExplanation: • Alpha 1 anti trypsin deficiency is associated with panacinar emphysema.', 'role': 'assistant'}]