Which of the following description about WushanSQL is wrong?

Which of the following description about WushanSQL is wrong?
A . Wushan SQL in the various nodes to share with each other CPU, memory, storage and other system resources.
B . In Wushan SQL, the business data is scattered to store in a number of physical nodes,the data analysis tasks are pushed to the data node to implement.
C . Wushan SQL need through the control module to coordinate to complete the mass data processing work.
D . All the business data in Wushan SQL are redundantly stored in different storage nodes.

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Answer: A