Â Â Â Â Â Â Â Â Â Â Â Â Â controller sends the command placed into it, via messages to the Â Â Â Â Â Â Â Â Â Â Â controller.

Â Â Â Â Â Â Â Â Â Â Â Â Â controller sends

1.	Â Â Â Â Â Â Â Â Â Â Â Â Â controller sends the command placed into it, via messages to the Â Â Â Â Â Â Â Â Â Â Â controller.
A.	host, host
B.	disk, disk
C.	host, disk
D.	disk, host
Answer» D. disk, host