ou need additional storage space on your Windows 2000 Professional computer. You install a second SCSI controller and a second hard disk.  During the installation of the SCSI driver, you receive a warning that the driver is unsigned. You complete the installation of the driver and restart Windows 2000 Professional. During startup, you receive a Stop error.  You need to correct the error and start Windows 2000 as quickly as possible. What should you do?（）

• A、Start the computer in Recovery Console. Delete the SCSI controller driver.
• B、Start the computer by using the last known good configuration.
• C、Start the computer by using the Windows 2000 startup floppy disks， and repair the system files.
• D、Start the computer by using the Windows 2000 startup floppy disks， and repair the registry.