Your home computer runs Windows 2000 Professional. You have just installed a new application and restarted the computer. During the boot process you receive the following error message： "NTLDR is missing - Press any key to restart." You do not have an emergency repair disk. You want your computer to start properly. You want to do this with the least amount of administrative effort.  What should you do？（）

• A、Reinstall the operating system.
• B、Start the computer by using the Windows 2000 Professional CD-ROM.
• C、Select Repair option and choose the option to verify system files.
• D、Start the recovery console and type Diskpart from the command prompt.
• E、Start the recovery console and enter Fixmbr from the command prompt.