Which of the following is a limitation of sharing encrypted files in Windows XP Professional?

Which of the following is a limitation of sharing encrypted files in Windows XP Professional?

A.
Files on NTFS partitions cannot be authorized to share encrypted files.

B.
Accounts with user level privileges cannot be authorized to share encrypted files.

C.
Accounts with power user level privileges cannot be authorized to share encrypted files.

D.
Groups cannot be authorized for access to encrypted files.