Which security services are natively provided by NSX-T Data Center?

Which component needs to be available for the ESXi hosts to be able to enable vSphere High Availability?

A customer needs to manage and extend their data center network into VMware Cloud on AWS and Microsoft Azure Cloud.
Which VMware product should the customer use?

A customer is implementing a proof of concept for vSphere and wants to enable features such as HA, vMotion and DRS.
Which component is required to enable these features?

A customer needs multi-cloud load balancing, web application firewall, and container ingress services across on-premises data centers and any cloud.
Which product meets this customer's needs?