This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Valvular hea diseases, Subject name: Medicine
Ross procedure involves? 
Select and explain. 
A. Replacement of aoic valve with pulmonic homograft, B. Replacement of aoic valve with autologous pulmonic valve and implantation of pulmonic valve homograft, C. Replacement of mitral valve with tissue prosthesis and repair of tricuspid valve, D. Replacement of aoic valve with porcine valve and repair of pulmonary valve
B: Replacement of aoic valve with autologous pulmonic valve and implantation of pulmonic valve homograft
Answer: B: Replacement of aoic valve with autologous pulmonic valve and implantation of pulmonic valve homograft 
Explanation: Ross Procedure: Specialized aoic valve surgery in which patient's diseased aoic valve is replaced with his own pulmonary valve. The pulmonary valve is then replaced with the cryopreserved cadaveric pulmonary valve.