Which type of rendezvous point deployment is standards-based and support dynamic RP discovery?

Refer to the exhibit. An architect is designing a BGP solution to connect a remote branch to a service provider.
There are several prefixes within the branch that the company does not want to be advertised to the internet.
Which solution should the architect use to accomplish this?

Which two border nodes are available in the Cisco SD-Access architecture? (Choose two.)

An engineer must design a scalable QoS architecture that allows the separation of the traffic into classes on predefined business requirements. The design must also utilize the differentiated services code points as the QoS priority descriptor value and support at least 10 levels of classification. Which QoS technology should the engineer include in the design?

What is the purpose of a control plane node in a Cisco SD-Access network fabric?