Which option describes how a switch in rapid PVST+ mode responds to a topology change?

A.	It immediately deletes dynamic MAC addresses that were learned by all ports on the switch.
B.	It sets a timer to delete all MAC addresses that were learned dynamically by ports in the same STP instance.
C.	It sets a timer to delete dynamic MAC addresses that were learned by all ports on the switch.
D.	It immediately deletes all MAC addresses that were learned dynamically by ports in the same STP instance.