Your company has client computers that run Windows 7 Enterprise.    You need to provide 10 users with an additional operating system boot option.   What should you do？（）

• A、Use Bootcfg to modify the boot parameters.
• B、Use the DiskPart tool in Windows PE to attach a Virtual Hard Drive （VHD）.
• C、Use BCDedit to add a native-boot Virtual Hard Drive （VHD） entry to the boot menu.
• D、Use BCDboot to modify the system partition.