A Cisco IOS XR router must be configured with BFD for OSPF. Which configuration is correct?
A.
interface GigabitEthernet0/0/0/0
ip ospf bfd
B.
router ospf 1
area 0
interface GigabitEthernet0/0/0/0
bfd fast-detect
C.
router ospf 1
area 0
interface GigabitEthernet0/0/0/0
bfd fast-detect ipv4
D.
router ospf 1
bfd all-interfaces