Which three options are differences between vPC and VSS from an operational point of view? (Choose three.)
A. With vPC, the two switches operate as a single device.
B. With vPC, the two switches operate as individual devices.
C. With VSS, the two switches operate as individual devices.
D. With VSS, the two switches operate as a single device.
E. VSS eliminates the need to implement a FHRP.
F. vPC eliminates the need to implement a FHRP.
G. With vPC, the peer keep-alive link also carries user traffic.
H. With VSS, heartbeat links also carries user traffic.