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
All give rise to malignancy except 
Select and explain. 
A. Cholelithiasis, B. Ulcerative colitis, C. Bronchiectasis, D. Paget’s disease
C: Bronchiectasis
Answer: C: Bronchiectasis 
Explanation: • Bronchiectasis cannot cause malignancy. The complications which may be associated with bronchiectasis are: Cor pulmonale, metastatic brain abscesses, and amyloidosis.
• To be considered bronchiectasis, the dilation should be permanent; reversible bronchial dilation often accompanies viral and bacterial pneumonia.