which limitation CANNOT be imposed through Database Resource Manager?

Your customer wants to use Database Resource Manager to help ensure consistent performance
based on users and operations. In designing this implementation, which limitation CANNOT be
imposed through Database Resource Manager?

A.
Specifying the maximum number of concurrent operations for a resource group

B.
Limiting resource consumption for a resource group

C.
Specifying the amount of parallelism for a resource group

D.
Limiting access to particular data for a resource group

Explanation: