What is a bit-stream copy?

A.
Bit-Stream Copy is a bit-by-bit copy of the original storage medium and exact copy of the
original disk

B.
A bit-stream image is the file that contains the NTFS files and folders of all the data on a disk or
partition

C.
A bit-stream image is the file that contains the FAT32 files and folders of all the data on a disk
or partition

D.
Creating a bit-stream image transfers only non-deleted files from the original disk to the image
disk