How do you boot ABC-WS679 from a Virtual Hard Disk?

You work as a desktop support technician at ABC.com. The ABC.com network consists of a
single Active Directory domain named ABC.com.
The ABC.com network contains a client computer named ABC-WS679 with a Virtual Hard Disk.
You have installed Windows 7 on the Virtual Hard Disk and want to boot ABC-WS679 from the
Virtual Hard Disk.
How do you boot ABC-WS679 from a Virtual Hard Disk?

A.
By running msconfig and setting the boot order.

B.
By editing the boot.ini file in notepad and setting the boot order.

C.
By running Bcdedit.exe and setting the Windows Boot Manager settings.

D.
By running Bootcfg.exe with the /active parameter.

Explanation:
If you are deploying the VHD to a computer with an existing Windows 7 or Windows
Server® 2008 R2 installation, you can use the BCDedit tool to make the new VHD bootable and
add it to the boot menu. Using BCDedit, you obtain the GUID from the VHD boot disk and then

using BCDedit, set that GUID to be the default boot device.