单选题 Cisco路由器执行show access-list命令显示如下一组信息
Standard IP access list block
deny 10.0.0.0, wildcardbits 0.255.255.255 log
deny 172.16.0.0, wildcard bits 0.15.255.255
permit any
根据上述信息，正确的access-list配置是

A、 Router (config) #access-list standard blockRouter (config-std-nacl) #deny 10.0.0.0 255.0.0.0 logRouter (config-std-nacl) #deny 172.16.0.0 255.240.0.0Router (config-std-nacl) #permit any
B、 Router (config) #ip access-list standard blockRouter (config-std-nacl) #permit anyRouter (config-std-nacl) #deny 10.0.0.0 0.255.255.255 logRouter (config-std-nacl) #deny 172.16.0.0 0.15.255.255
C、 Router (config) #ip access-list standard blockRouter (config-std-nacl) #deny 10.0.0.0 255.0.0.0 logRouter (config-std-nacl) #deny 172.16.0.0 255.240.0.0Router (config-std-nacl) #permit any
D、 Router (config) #ip access-list standard blockRouter (config-std-nacl) #deny 10.0.0.0 0.255.255.255 logRouter (config-std-nacl) #deny 172.16.0.0 0.15.255.255Router (config-std-nacl) #permit any

【正确答案】 D

【答案解析】