Your network uses the172.12.0.0 class B address. You need to support 459 hosts per subnet, while accommodating the maximum number of subnets. Which mask would you use?A．255.255.0.0.B．255.255.128.0.C．255.255.224.0.D．255.255.254.0.E．None of the above
Your network uses the172.12.0.0 class B address. You need to support 459 hosts per subnet, while accommodating the maximum number of subnets. Which mask would you use?
A．255.255.0.0.
B．255.255.128.0.
C．255.255.224.0.
D．255.255.254.0.
E．None of the above
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