This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Transplantation, Subject name: Surgery
Indications of lung transplantation: 
Select and explain. 
A. COPD, B. Alpha-1 antitrypsin deficiency, C. Cystic fibrosis and bronchiectasis, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Ans. (d) All of the aboveRef: Sabiston 19th edition, Page 1589 Indications of Lung transplant:* COPD* Alpha 1 Anti trypsin deficiency* Pulmonary fibrosis* Primary pulmonary hypertension* Cystic fibrosis* Bronchiectasis