What is one way that HP Systems Insight Manager (HP SIM) discovers a device?

A.
An adjacent node notifies HP SIM of any nodes that it has discovered.

B.
A discovered node sends an SMTP message to HP SIM.

C.
A managed node is in the IP range of the HP SIM discovery task.

D.
A managed node sends a broadcast when instrumented with Insight management agents.

Explanation: