Which two privileged operating system groups should be defined during the installation of the Oracle Database software (with the RAC option)?

Which two privileged operating system groups should be defined during the installation of the
Oracle Database software (with the RAC option)?

A.
Database Administrator group

B.
Database Operator group

C.
System Administrator group

D.
ASM administrator group

E.
System Architect group

Explanation:
The following O/S groups will be created:
Database Administrator
Database Operator
Oracle Inventory and Software Owner
Oracle Automatic Storage Management Group
ASM Database Administrator Group
ASM Operator Group