You have just taken over management of a server on which the previous server administrator has set up several server components, including the hard drives to be hot swappable. however, you notice that server performance is slow and disk reading and writing sometimes is delayed. what step can you take to improve the performance of the disk drives? a. check the disk controllers for a switch you can set for faster disk rotation. b. use the control panel disk applet to double the disk transfer speedc. allocate more ram for disk transfersd. ensure file caching and flushing are enabled for all disk drives