A question about port security violation occur in which two circumstances? (Choose two.)

A question about port security violation occur in which two circumstances? (Choose two.)
A . When a port with secure MAC address attempt to use a different port in same VLA
C . When the same MAC addresses enters a port more than once.
D . When the CAM table overflows with dynamically learned MAC address.
E . When the port has received more MAC address than allowed.
F . When sticky MAC address learning is enabled and the port has a link down condition.

Answer: AD