The advantages of electronic money, you might think that we would move quickly to the cash

es society in which all payments are made electronically. __1__,a true society is probably not around the corner. Indeed, predictions of such society have been __2___for two decades but have not yet come to fruition. For example, Business Week predicted in 1975 that electronic means of soon “revolutionize the very ___3__of money itself,” only to reverse itself several years later. Why has the movements to a cashless society been so slow coming？

Although electronic means of payment may be more efficient than a payments system based on paper, several factors work ____6___the disappearance of the paper system. First, it is very ___7___to set up the computer, card reader, and telecommunications networks necessary to make electronic money the __8__ form. of payment. Second, paper checks have the advantages that they ___9___receipts, something that many consumers are unwilling to ____10____. Third , the use of paper checks gives consumers several days of “float”-it takes several days __11____a check is cashed and funds are _12____from the issuer’s account, which means that the writer of the check can earn interest on the funds in the meantime.___13____ electronic payments are immediate, they eliminate the float for the consumer.

Fourth, electronic means of payment may __14_____ security and privacy concerns. We often hear media reports that an unauthorized hacker has been able to access a computer database and to alter information ___15___ there. The fact that this is not an _16____occurrence means that dishonest persons might be able access bank accounts in electronic payments systems and __17__ steal funds by moving them from someone else’s accounts into their own. The ___18__of this type of fraud is no easy task, and a whole new field of computer science is developing to ____19__security issues. A further electronic means of payments leaves an electronic ____20___ that contains a large number of personal data. There are concerns that government, employers, and marketers might be able to access these data, thereby violating our privacy.

A.However .

B.moreover .

C.Therefore .

D.Otherwise