单选题
About electronic wallet，the correct description is ______.
A、
electronic wallets require consumers to enter their information at every site with which they want to do business
B、
a client-side electronic wallet stores a customer's information on a remote server belonging to a particular merchant or wallet publisher
C、
a server-side electronic wallet stores consumers' information on their computer
D、
when consumers select items to purchase, they can then click their electronic wallet to order the items quickly
【正确答案】
D
【答案解析】
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