Refer to the exhibit.Router1 is currently operating as the HSRP primary with a priority of 110. Router1 fails and Router2 takes over the forwarding role. Which ...

Refer to the exhibit.Router1 is currently operating as the HSRP primary with a priority of 110. Router1 fails and Router2 takes over the forwarding role. Which command on Router1 causes it to take over the forwarding role when it returns to service?

A. standby 2 priority B. standby 2 preempt C. standby 2 track D. standby 2 timers