【单项选择题】
What is a reason for implementing MPLS in a network？（）
A、A.MPLS eliminates the need of an IGP in the core.
B、B.MPLS reduces the required number of BGP-enabled devices in the core.
C、C.Reduces routing table lookup since only the MPLS core routers perform routing table lookups.
D、D.MPLS eliminates the need for fully meshed connections between BGP enabled devices.
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