Which Cisco IOS XR command should be used in order to enable LDP-IGP synchronization for the ISIS
IGP protocol?
A.
RP/0/RSP0/CPU0:R1(config-isis-if-af)#mpls ldp sync
B.
RP/0/RSP0/CPU0:R1(config-isis)#mpls ldp sync
C.
RP/0/RSP0/CPU0:R1(config-ldp)#isis ldp sync
D.
LDP-IGP synchronization is not supported for the ISIS IGP protocol on Cisco IOS XR platforms