You are the network administrator for Company. Your computer is installed with Windows 2000 Professional. After installing a new application you restart the computer and receive the following error message: "NTLDR is missing - Press any key to restart." You want your computer to start properly. You want to do this with the least amount of administrative effort. What should you do?（）
- AReinstall the operating system.
- BStart the computer by using the Windows 2000 Professional CD-ROM.
- CStart the recovery Console and select the option to verify system files.
- DInsert the Emergency Repair Disk.
- ECopy Ntdetect.com from the /i386 folder on the CD-ROM to the root folder on the boot partition.