19以信用狀付款的CIF交易,下列貿易文件出現的順序何者正確? ①S/O②D/O③B/L④insurancepolicy⑤L/C⑥salescontract(A)⑤④①③⑥② (B)⑤④⑥①③② (C)⑥⑤①④③② (D)⑥⑤④①②③