Refer to the exhibit. Which command enables the stateful failover option?
A.
failover link MYFAILOVER GigabitEthernetO/2
B.
failover Ian interface MYFAILOVER GigabitEthernetO/2
C failover interface ip MYFAILOVER 172.16.5.1 255.255.255.0 standby 172.16.5.10
C.
preempt
D.
failover group 1 primary
E.
failover Ian unit primary