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View the Exhibit and examine the steps that you executed to create a database resource plan. Subsequently, you execute the following procedure which results in an error: SQL> EXECUTE dbms_resources_manager.validate_pending_area ( ); What could be the reason?（）
A:The pending area is automatically submitted after the plan creation
B:The procedure must be executed before creating the resources plan directive
C:The SYS_GROUP resource consumer group is not included in the resource plan directive
D:The OTHER_GROUPS resources consumer group is not included in the resource plan directive

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出自：Oracle认证

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