单项选择题

A. Create a fixed-size VHDX. Transfer the information from Files.vhd to the new VHDX file.
B. Convert Files.vhd to a dynamically expanding VHD?
C. Create a dynamically expanding VHDX. Transfer the information from Files.vhd to the new VHDX file.
D. Create differencing VHDs that use Files.vhd as the parent disk.