A staging server is critical for an administrator to test updates without introducing risk into a production environment.  Which of the following steps should an administrator take to test on a staging server？（）

A.Create and Configure a WebSphere Commerce Instance on the staging server
B.Run the Stage Copy Utility to copy production server data into the staging server.
C.Run the Stage Propagate Utility to propagate the staging server with production server data 
D.Create and configure a Staging database