Which option must you choose to configure Node Manager on a machine (server or zone)?（）

• A、Configure one Node Manager per domain (for example, if there are two domains on one  machine, then you will need to configure two Node Managers).
• B、Configure one Node Manager per machine with any number of WebLogic instances running on it.
• C、Configure one Node Manager per machine for all WebLogic, OHS, and OEM running on the  same machine.
• D、Configure one Node Manager for every WebLogic instance.
• E、Configure two or more Node Managers for every WebLogic instance.