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【单选题】
关于Internet域名系统的描述中，错误的是( )。A.
域名解析需要一组既独立又协作的域名服务器
B.
域名服务器逻辑上构成一定的层次结构
C.
域名解析总是从根域名服务器开始
D.
递归解析是域名解析的一种方式
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