which Cisco IOS XR show command is best used to verify that the PE router is receiving the routes from the CE router?

When verifying Layer 3 MPLS VPN operations, which Cisco IOS XR show command is best used
to verify that the PE router is receiving the routes from the CE router?

A.
show route

B.
show route vrf vrf-name

C.
show bgp vpnv4 vrf vrf-name

D.
show bgp vpnv4 unicast ip-prefix

Explanation:
http://www.cisco.com/en/US/docs/ios_xr_sw/iosxr_r3.7/routing/configuration/guide/rc37rib.html