A network administrator is tasked to make sure that an OMP peer session is closed after missing three consecutive keepalive messages in 3 minutes. Additionally, route updates must be sent every minute. If a WAN Edge router becomes unavailable, the peer must use last known information to forward packets for 12 hours. Which set of configuration commands accomplishes this task?
A. Omp timers advertisement-interval 1 holdtime 180 graceful-restart-timer 43200
B. Omp timers advertisement-interval 60 holdtime 60 graceful-restart-timer 720
C. Omp timers advertisement-interval 1 holdtime 180 graceful-restart-timer 720
D. Omp timers advertisement-interval 60 holdtime 180 graceful-restart-timer 43200