A.權(quán)利的轉(zhuǎn)讓要經(jīng)過債務(wù)人同意 B.債務(wù)的轉(zhuǎn)讓要經(jīng)過債權(quán)人同意 C.債務(wù)人轉(zhuǎn)讓債務(wù)后要通知債權(quán)人 D.權(quán)利的轉(zhuǎn)讓未經(jīng)債務(wù)人同意的,其效力待定
A.保證 B.抵押 C.留置 D.定金
A.16 B.18 C.14 D.22