题目内容
（请给出正确答案）
[主观题]
Which of the following statements about internet is （are) correct？ Ⅰ.Each host in internet
Which of the following statements about internet is (are) correct？
Ⅰ.Each host in internet only has a IP address.
Ⅱ.It is possible to have multiple names corresponding to the same IP address.
Ⅲ.In users' points, Internet means a virtual network.
A．None
B．Ⅰ and Ⅱ
C．Ⅱ and Ⅲ
D．All
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