After making changes to the profile for an LPAR, the administrator asks the operator to bring the LPAR back up into a running state with the new changes. Which of the following is the correct way to do this?（）

• A、Shutdown and activate the partition profile
• B、Reboot the partition using the reboot command
• C、Reboot the partition using the 'shutdown -r' command
• D、Right click on the partition profile and select the 'apply changes' option