Which two tasks can be accomplished to configure multiple HSRP client groups? (Choose two.)
A. Use the standby priority command to configure an HSRP group to become a backup of another HSRP group.
B. Use the standby follow command to configure an HSRP group to become a slave of another HSRP group.
C. Use the standby track command to configure an HSRP group to become a primary HSRP group.
D. Use the standby mac-refresh <seconds> command to change the refresh interval of the HSRP client group.
E. Use the standby mac-resurrect <seconds> command to change the refresh interval of the HSRP client group.
