12、 為確保銀行債權,信用狀所要求提示之提單,下列敘述以何者較為妥適?
(A) FULL SET OF CLEAN ON BOARD MARINEBILL OF LADING (B) FULL SET LESS ONE OF CLEAN ON BOARD MARINE BILL OF LADING (C) 2/3 SET OF CLEAN ON BOARD MARINE BILL OF LADING (D) 1/2 SET OF CLEAN ON BOARD MARINE BILL OF LADING。