墨尔本PTE 阅读排序 2974

A. Electronic money is a fairly recent invention in the history of money and commerce, and typically means that currency with real value, and which can be exchanged for traditional cash, is instead entirely digital.  
B. Other names for electronic money include e-money, digital cash, digital money, digital currency, or electronic cash.  
C. Transactions carried out electronically are also known as electronic money.  
 
D. Electronic money only exists in digital format, and can be primarily based on the Internet or on smart cards that maintain a record of their stored value.