阿摩線上測驗
39. Which of the following is true about modem bartering?
(A) Real money is used when it takes place.
(B) It is restricted to two-party exchanges.
(C) A real bank is involved during a trade.
(D) It can be conducted through the Internet.
答案：登入後查看
統計： A(44), B(87), C(112), D(587), E(0) #1659498
統計： A(44), B(87), C(112), D(587), E(0) #1659498