An administrator is attempting to use the Tivoli Performance Viewer to see the average response time for a WebSphere Commerce command， which of the following must be done in order to be successful？（）

• A、Enable performance monitoring of the WebSphere Application Server through the WebSphere Application Server Administrative Console
• B、Enable performance monitoring of the WebSphere Commerce application through the WebSphere Commerce Administration Console
• C、Install and configure Tivoli Performance Viewer on a separate machine and configure it to connect to the Application Server.
• D、Install and configure DB2 Intelligent Miner for Data to support the appropriate closed-loop analytics