A.12 B.24 C.36 D.28
A.先票后货三方 B.动产质押 C.先票后货两方 D.保兑仓
A.1%-1.5%;1.5%-2%;2%-3% B.2%-2.5%;2.5%-3%;3%-3.5% C.1.5%-2%;2%-3%;3%-5% D.1.5%-3%;3%-5%;5%-6%