Which IP address range would be matched by the access-list 30 deny 172.30.156.0 0.0.3.255?
A) 172.30.156.0 - 172.30.175.255
B) 172.30.156.0 - 172.30.159.255
C) 172.30.156.0 - 172.30.163.255
D) 172.30.156.0 - 172.30.167.255
B
Explanation: B) The wildcard mask 0.0.3.255 relates to the 255.255.252.0 subnet mask. In this case, it results in the range from 172.30.156.0 through 172.30.159.255.
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