What is the purpose of a Virtual (Intervening) Network Region?
A . To allow Inter-Gateway Alternate Routing (IGAR)
B . To simplify bandwidth management between Network Regions connected via a WAN
C . To allow one Network Region to temporarily use bandwidth allocated to another Network Region if it runs out of bandwidth
D . To provide temporary overflow bandwidth when the direct allocation of bandwidth between connected Network Regions is not available
Answer: B
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