<prompt> Which of the following is most preferred graft in CABG?Saphenous veinRadial aeryInternal mammary aeryInternal jugular vein  <response>: Vascular graft Bioprosthetic Synthetic Autograft Homograft allograft Heterograft xenograft Tissue engineered Textile Dacron Non textile ePTFE Polyurethane Best natural vascular graft: Reversed saphenous vein Best synthetic vascular graft: Dacron Best vascular graft for supra inguinal bypass: Dacron Best vascular graft for infra inguinal bypass: Saphenous vein Best vascular graft for aoa: Dacron Most preferred graft for CABG: LIMA left internal mammary aery Saphenous vein MC used graft for CABG: Saphenous vein 