You work as a database administrator for Supportcenter.cn. You find that users with DBA role are using more CPU resources than what is allocated in their profiles. Which action would you take to ensure that resources limits are imposed on these users？（）
- AAssign the DEFAULT profile to the users
- BSet the RESOURCE_LIMIT parameter to TRUE in the parameter file
- CCreate a new profile with CPU restrictions and assign it to the users
- DSpecify the users as members of the DEFAULT_CONSUMER_GROUP
- ERevoke the DBA role and grant CONNECT and RESOURCE role to the user