Explanation
Administrative and deploy are two actions that are customer-operated when using NetApp Keystone Flex Subscription. Administrative actions include managing users, roles, and permissions. Deploy actions include provisioning storage resources and configuring policies.

Explanation
NetApp Keystone provides two benefits of allowing you to lease and pay over time and providing a pay-per-use model for storage. NetApp Keystone is a flexible consumption model that enables you to align your storage spending with your business needs. The other options are not benefits of using NetApp Keystone.
References:https://www.netapp.com/flexible-consumption-models/

Explanation
A is true because running multiple nodes from the same cluster on the same host can compromise availability and performance. C is true because VMware ESXi and Red Hat KVM are the supported hypervisors for ONTAP Select deployment.

Explanation
A is correct because FabricPool is a feature of ONTAP that enables you to tier inactive data from an all-flash aggregate to an object store in the cloud, while keeping the data efficiencies such as deduplication and compression. References:https://docs.netapp.com/us-en/ontap/cloud/fabricpool-concept.html