A customer has shut down an LPAR after using DLPAR to add or remove processor and memory resources. When the partition is reactivated, the desired changes are missing. What action, or sequence of actions, will immediately and permanently solve this problem?（）

• A、Add or remove the resources in the profile, click 'apply', then 'save'.
• B、Add or remove the resources using DLPAR and change the partition profile.
• C、Add or remove the resources using DLPAR, then shutdown and reactivate the LPAR.
• D、Add or remove the resources in the system profile and reboot the managed system.