how the supervisor module is protected from DoS attacks?

In Cisco NX-OS releases prior to 5.2, how should the copp-system-p-policy policy be
modified to change how the supervisor module is protected from DoS attacks?

A.
In Cisco NX-OS versions prior to 5.2, the CoPP system profile can only be modified from
the CMP CLI.

B.
Modify the policy map type control-plane copp-system-policy.

C.
Open DCNM and modify the “copp-system-p-policy” policy object.

D.
Re-run the setup utility and apply a new CoPP profile.