A disk drive has 2000 cylinders, numbered 0 to 1999. The drive is currently servicinga request at cylinder 783, with the previous request at cylinder 707. The queue of pending requests, in FIFO order, is 75, 678, 1623, 247, 248, 1529, 182. What distance, in tracks, must the disk read-write arm move in requests for each of the following disk scheduling algorithms? der to service the a) FCFS b) SSTF c) SCAN d) LOOK e) C-SCAN f) C-LOOK