A switch of the access layer on the PassGuide network has just received a BPDU from a neighboring device. What two things will occur when an edge port receives a BPDU? (Choose two.)

A.
The port immediately transitions to the Forwarding state.

B.
The port becomes a normal STP switch port.

C.
The port immediately transitions to the err-disable state.

D.
The switch generates a Topology Change Notification (TCN) BPDU.