Which three statements are true about oracle-rdbms-server-11gR2-preinstall-1.0-6.e16.x86_64 rpm?

Examine the output shown:
[root@FAROUT fs] # rpm –qa | grep preinstall
Oracle-rdbms-server-11gR2-preinstall-1.0-6.e16.x86_64
[root@FAROUT fs] # rpm –q1 oracle-rdbms-server-11gR2-preinstall-1.0-6.e16.x86_64
/etc/rc.d/init.d/oracle-rdbms-server-11gR2-preinstall-firstboot /etc/sysconfig/Oracle-rdbms-server-11gR2-preinstall-verify
/etc/sysconfig/oracle-rdbms-server-11gR2-preinstall/Oracle-rdbms-server-11gR2-preinstall.param
/usr/bin/oracle-rdbms-server-11gR2-preinstall-verify
Which three statements are true about oracle-rdbms-server-11gR2-preinstall-1.0-6.e16.x86_64
rpm?

A.
It is a new name for oracle-validated package from Oracle Linux 5 that sets parameters to the
same values.

B.
It creates the oracle user if not already created, which owns the Grid Infrastructure software
should that get installed.

C.
It creates the grid user if not already created which owns the grid infrastructure software should
that get installed.

D.
It modifies kernel parameters in /etc/sysctl.conf.

E.
It runs at the first boot after installing the packages to set a parameter indicating that is has run
once.

F.
It modifies parameters in the /etc/sysconfig/network-scripts directly.

G.
It creates the osoper group, if not already created.

Explanation: