阿摩線上測驗
47. Which of the followings is NOT the advantages of Bitcoins?
(A) Users don’t need to go to the bank for transactions.
(B) Never will your account be frozen.
(C) Users never worry about the danger of being stolen.
(D) The processing fees are relatively low.
答案：登入後查看
統計： A(9), B(23), C(49), D(21), E(0) #644137
統計： A(9), B(23), C(49), D(21), E(0) #644137
