Which three best describe the Cisco Borderless Network Architecture? (Choose three.)

A.
Infrastructure and network services are the basis for user services.

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

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

D.
A Cisco Borderless Network Architecture provides borderless network services.

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