A network engineer is implementing Layer 3 MPLS VPNs on Cisco IOS/IOS XE PE routers. Which PE-to-CE routing protocol requires a separate routing process to be created for each VRF?
A. RIPv2
B. OSPF
C. BGP
D. EIGRP
Which PE-to-CE routing protocol requires a separate routing process to be created for each VRF?