Which configuration permits this traffic?

Refer to the exhibit.

The loopback on R3 is advertised within OSPF and shows up in the RIB on R1. Pings to the loopback on R3 time out when sourced from the loopback on R1.

Which configuration permits this traffic?
A . R1(config)#ip access-list extended 100
R1(config-ext-nacl)#no 100
B . R1(config)#ip access-list extended 100
R1(config-ext-nacl)#no 30
R1(config-ext-nacl)#30 permit 192.168.0.0 0.0.255.255 any
C . R1(config)#ip access-list extended 100
R1(config-ext-nacl)#no 30
R1(config-ext-nacl)#30 permit 192.168.0.0 0.0.0.255 any
D . R1(config)#ip access-list extended 100
R1(config-ext-nacl)#no 100
R1(config-ext-nacl)#100 permit 192.168.0.0 0.0.0.255 any

View Answer

Answer: B

Explanation:

(Modify access-list, no entry 30 and re-add it changing the netmask to 192.168.0.0 0.0.255.255)