Which technology, implemented on aggregation Cedge nodes at the aggregation layer, provides per Ctenant isolation at Layer 3, with separate dedicated per-tenant routing and forwarding tables on the inside interfaces of firewall contexts?

Which technology, implemented on aggregation Cedge nodes at the aggregation layer, provides per Ctenant isolation at Layer 3, with separate dedicated per-tenant routing and forwarding tables on the inside interfaces of firewall contexts?
A . VDC
B . VLAN
C . VXLAN
D . VRF-lite

Answer: D