Which two statements are the most accurate regarding Cluster Protect?

The clusters that are to be protected must be registered with the same instance of Prism Central (Answer C):

For Cluster Protect to function correctly, all clusters intended for protection must be registered under the same Prism Central instance. This ensures consistent management and coordination of protection policies and operations across clusters.

The Cluster Protect feature requires AOS version 6.7 or higher (Answer D):

Cluster Protect is a feature that is available starting from AOS version 6.7. To utilize this feature, ensure that the Nutanix clusters are running this version or a newer one.

References:

Nutanix Cluster Protection Documentation

Nutanix AOS Release Notes