Which two benefits pf implementing multiple VDCs on a physical switch are true?

A.	It simplifies the STP design.
B.	allows a physical port to be shared among multiple virtual Ethernet switches.
C.	It allows multiple logical switches to be created by using a single physical switch.
D.	It allows each VDC to run a different version of Cisco NX-OS.
E.	Faults are isolated and contained within the specific VDC.