IN_THE_________ALGORITHM,_THE_DISK_HEAD_MOVES_FROM_ONE_END_TO_THE_OTHER_,_SERVICING_REQUESTS_ALONG_THE_WAY._WHEN_THE_HEAD_REACHES_THE_OTHER_END,_IT_IMMEDIATELY_RETURNS_TO_THE_BEGINNING_OF_THE_DISK_WITHOUT_SERVICING_ANY_REQUESTS_ON_THE_RETURN_TRIP.?$

• A. LOOK
• B. SCAN
• C. C-SCAN
• D. C-LOOK