This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Radiology
[{'content': 'This patient came with chronic productive cough and clubbing and coarse rales. What is the diagnosis of the CT scan below? \nSelect and explain. \nA. Miliary tuberculosis, B. Multiple cavitating secondaries, C. Bilateral saccular bronchiectasis, D. Interstitial fibrosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: .', 'role': 'assistant'}]