This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Aerial disorders, Subject name: Surgery
Best graft for aoic dissection: 
Select and explain. 
A. Dacron, B. Autologous vein, C. Autologous aery, D. PTFE
A: Dacron
Answer: A: Dacron 
Explanation: Best vascular graft for suprainguinal bypass: Dacron Best vascular graft for infrainguinal bypass: Saphenous vein Best vascular graft for aoa: Dacron