单选题First Vittual系统的特点是（）AFv系统具有丰富加密功能B需要配备专门的客户软件和硬件C具有较强的防止欺诈功能D主要用于销售低价的信息产品
单选题
First Vittual系统的特点是（）
A
Fv系统具有丰富加密功能
B
需要配备专门的客户软件和硬件
C
具有较强的防止欺诈功能
D
主要用于销售低价的信息产品
参考解析
解析：
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