A network administrator applies port security to a port with the

send-alarm

action. What does the switch do

if it detects traffic from an unauthorized MAC address on the port?

A. It disables the port, but sends no SNMP trap.

B. It forwards the traffic, and it logs an event.

C. It blocks the traffic, but sends no SNMP trap.

D. It blocks the traffic, and it sends

an SNMP trap.