Huawei traffic video illegal analysis solution uses Atlas 500 as the edge node, and multiple edge nodes are aggregated to Atlas800 AI all-in-one machine. Which one is not the role of Atlas800?

Huawei traffic video illegal analysis solution uses Atlas 500 as the edge node, and multiple edge nodes are aggregated to Atlas800 AI all-in-one machine. Which one is not the role of Atlas800?
A . Query and data reporting
B . Centralized management
C . Illegal storage
D . Model training

Answer: D