Which three statements correctly describes the purpose of and administration of kernel boot parameters in Oracle Linux?

Which three statements correctly describes the purpose of and administration of kernel boot
parameters in Oracle Linux?

A.
Kernel boot parameters may be specified in /boot/grub/grub/conf.

B.
Kernel boot parameters used to boot the running system may be examined after boot by
Viewing /boot/grub/grub/conf.

C.
Kernel boot parameters used to boot the running system may be examined after boot by
viewing /proc/cmdline.

D.
Additional kernel boot parameters may be specified in an administrator-specified parameter file
that is read by grub stage.

E.
Additional kernel boot parameters may be specified from the grub command line.

F.
Additional kernel boot parameters may be specified in an administrator-specified parameters
that is read by GRUB stage1_5.

Explanation:
* GRUB requires only the file name and drive partitions to load a kernel. You can
configure this information by editing the /boot/grub/grub.conf file, by using the GRUB menu, or by
entering it on the command line.