When reassembling the bowl of a disk-type centrifuge, the bowl or locking ring is rotated （）.

A. clockwise,duetothebowlrotatingclockwise

B. clockwise,duetothebowlrotatingcounterclockwise

C. counterclockwise,duetothebowlrotatingclockwise

D. counterclockwise,duetothebowlrotatingcounterclockwise