CiscoExam.online# show ip interface brief Interface IP-Address OK? Method Status Protocol GigabitEthernet0/0 unassigned YES NVRAM up up GigabitEthernet0/0.2 192.168.20.48 YES NVRAM up up GigabitEthernet0/0.3 192.168.20.65 YES NVRAM up up GigabitEthernet0/1 unassigned YES NVRAM up up GigabitEthernet0/1.70 192.168.20.70 YES NVRAM administratively down down GigabitEthernet0/1.121 192.168.20.121 YES NVRAM up up GigabitEthernet0/1.125 192.168.20.125 YES NVRAM up up GigabitEthernet0/1.129 192.168.20.129 YES NVRAM up up

One network associate has configured OSPF with the command:
CiscoExam.online(config-router)# network 192.168.20.64 0.0.0.63 area 0

After completing the configuration, the associate discovers that not all the interfaces are participating in OSPF. Which interfaces shown in the exhibit will participate in OSPF according to this configuration statement?

A.	GigabitEthernet0/0
B.	GigabitEthernet0/0.2
C.	GigabitEthernet0/0.3
D.	GigabitEthernet0/1
E.	GigabitEthernet0/1.70
F.	GigabitEthernet0/1.121
G.	GigabitEthernet0/1.125
H.	GigabitEthernet0/1.129