Which two statements about the Cisco WCS alarms and events are true? (Choose two.)

A.
An alarm is the listing of an SNMP trap from a WLAN controller.

B.
An event can be a report about radio interference crossing a threshold.

C.
An alarm is a Cisco WCS response to one or more related events.

D.
An event summary of critical, major, and minor events is displayed at the top of the Cisco WCS
page.