You are the network administrator for ExamSheet.  You have implemented the Hisecws.inf security template on all the Windows 2000 Professional client computers in your network. A user has received a driver and utility software for an internal SCSI controller in his computer. The SCSI controller is not currently on the Hardware Compatibility List (HCL). He uses the manufacturer provided CD to install the driver and the utility. He restarts the computer and reports that the internal SCSI controller is not working correctly. You discover that the driver is not installed correctly. You want to install the SCSI driver without permanently reducing security on the client computer.  What should you do?（）

• A、Run theSfc /cancelcommand.
• B、Run theSigverifcommand.
• C、Reconfigure the Driver Signing option.
• D、Install the SCSI driver.
• E、Run theSfc /enablecommand. 
• F、Reapply the security template settings.