You encrypt three files to ensure the security of the files. You want to make a backup copy of these three files and maintain their security settings. You have the option of backing up to either the network or a floppy disk. What should you do？（）
- ACopy the files to a network share on an NTFS volume. Do nothing further.
- BCopy the files to a network share on a FAT32 volume. Do nothing further.
- CCopy the files to a floppy disk that has been formatted by using Win2000 Professional. Do nothing further.
- DPlace the files in an encrypted folder. Then copy the folder to a floppy disk.