Which statement accurately describes Cisco IPS Sensor automatic signature and service pack updates?

A.
The Cisco IPS Sensor can automatically download service pack and signature updates from Cisco.
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B.
You must download service pack and signature updates from Cisco to a locally accessible server before they can be automatically applied to your Cisco IPS Sensor.

C.
The Cisco IPS Sensor can download signature and service pack updates only from an FTP or HTTP server.

D.
When you configure automatic updates, the Cisco IPS Sensor checks Cisco for updates hourly.

E.
If multiple signature or service pack updates are available when the sensor checks for an update, the Cisco IPS Sensor installs the first update it detects.