以下哪组网络ID和子网掩码正确标识了从172.16.128.0到172.16.159.的所有IP地址?
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以下哪组网络ID和子网掩码正确标识了从172.16.128.0到172.16.159.的所有IP地址?
A.172.16.128.0255.255.224.0
B.172.16.128.0255.255.0.0
C.172.16.128.0255.255.255.224
D.172.16.128.0255.255.192.0
参考答案: