Which of the following statements about internet is (are) correct? Ⅰ.Each host in internet only has a IP address.

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问题 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.

选项 A、None
B、Ⅰ and Ⅱ
C、Ⅱ and Ⅲ
D、All

答案C

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