What are the prerequisites for carrying out material requirements planning(MRP) for a plant? Note: There are 2 correct answers to this question.
选项：

A:Assign each storage location of the corresponding plant to an MRP area in Customizing
B:Maintain plant parameters for the corresponding plant in Customizing
C:Maintain planned independent requirements for the materials in the plant
D:Maintain MRP data in the material master record for the materials to be planned automatically