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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