Which three best describe the Cisco Borderless Network Architecture?

Infrastructure and network services are the basis for user services.

A Cisco Borderless Network is based on a common network infrastructure.

Routers and switches provide transport services and operate at Layer 2 and Layer 3 of the Cisco Borderless Network Architecture.

A Cisco Borderless Network Architecture provides borderless network services.

User services are not part of the Cisco Borderless Network Architecture.?