You are installing an Application Performance Monitoring (APM) agent on a WebLogic server. The installation script completed successfully, but your application server does not appear in Oracle Management Cloud (OMC).
Which troubleshooting step should you perform?
A. Ensure that your registration key appears under OMC Agents > Registration Keys,
B. Verify that you have modified the WebLogic startup script and restarted the server.
C. Download the OMC Master Installer from OMC Agents > Download.
D. Confirm that your Gateway Agent is online and sending data to OMC.
E. Create an Application Definition for your application server in APM.