You have a stand-alone server that runs Windows Server 2003 Service Pack 2 （SP2）.You run the Runas command and receive the following error message： “1058： The service cannot be started， either because it is disabled or has no enabled devices associated with it.” You need to ensure that you can use Runas successfully. What should you do？（）

A. Enable the Remote Registry service.
B. Enable the Secondary Logon service.
C. Join the server to an Active Directory domain.
D. From Device Manager， scan for hardware changes.