A user needs to build a 350-node FusionInsight HD cluster, which planning scheme is the best?

A user needs to build a 350-node FusionInsight HD cluster, which planning scheme is the best?
A . Deployment of management nodes, control nodes, and data nodes in one, Layer 2 networking
B. Integrated deployment of management nodes and control nodes, independent deployment of data nodes, and Layer 2 networking
C. Management nodes, control nodes, and data nodes are deployed independently, three-tier networking
D. Integrated deployment of management nodes and data nodes, independent deployment of control nodes, and Layer 2 networking

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Answer: C