Which two statements indicate how Cisco IPS Sensor Software Version 5.0 differs from Version 4.0?

Which two statements indicate how Cisco IPS Sensor Software Version 5.0 differs from Version 4.0? (Choose two.)

A.
The sensor pushes events to the monitoring system.

B.
The sensor supports intrusion prevention functionality

C.
The monitoring system pulls events from the sensor.

D.
The sensor software calculates a risk rating for alerts to reduce false positives.