You want to create a 20-GB native VHD called Systemvhd in a folder called Windows 7 on an external U hard disk with the drive designation G:. Which command do you use?
A. create vdisk file=g:windows7systemvhd maximum=20000
B. create vdisk file=g:windows7systemvhd.vhd maximum=20000
C. create vdisk file=g:windows7systemvhd.vhd maximum=20
D. create vdisk file=g:windows7systemvhd maximum=20