The solution must prevent users that log on to What should you do?

You have a virtual hard disk (VHD) file. You need to view the files in the VHD. The solution must prevent users that log on to What should you do?

A.
From Disk Management, Attach VHD as read only.

B.
From Disk Management, Convert the VHD to GPT disk.

C.
From Windows Explorer, modify the permissions of the VHD file.

D.
From Windows Explorer, modify the read-only attribute of the VHD file.