What is one example that is true concerning network management for the data center?

What is one example that is true concerning network management for the data center?

A.
The Network Analysis Module is best deployed in the core for highest visibility.

B.
It utilizes flexible NetFlow for enhanced network anomaly and security detection.

C.
NetFlow support is available on most IOS and Nexus products, excluding the Nexus 1000v.

D.
NetFlow Data Export is best positioned on the Nexus 5500 at the access or aggregation layers.