Which three statements are true about Database Resource Manager? (Choose three.) 

Answer options:

A. A resource plan change can be automated by using the Oracle Scheduler.
B. It can be used to control the consumption of only physical I/Os where excessive physical I/Os can trigger an automatic session termination but excessive logical I/Os cannot.
C. It can be used to control the usage of the undo tablespace by consumer groups.
D. A resource plan can have multiple resource plan directives, each of which controls resource allocation for a different consumer group.
E. It can be used to enable resumable timeout for user sessions.
F. It can be used to control the usage of the temp tablespace by consumer groups.

ACD