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
A patient suffering from purulent sputum, cough and clubbing of fingers is probably suffering from: 
Select and explain. 
A. Lung abscess with left ventricular failure, B. Bronchiectasis, C. Chronic bronchitis, D. Acute upper respiratory tract infection
B: Bronchiectasis
Answer: B: Bronchiectasis 
Explanation: None