ever so often i get a slight freeze and a clicking sound on my computer..for example if im in my computer and clicking on a drive it would normaly show the contens..but in some cases it seems to freeze for a few seconds and there is a clicking noise and then the contens is shown.. allso in a game for example sudenly there would be a freeze. were the harddrive led would be solid. and then after a few seconds it would go back to normal... i ahve tryd scankdisk to verfie for errors and nothign comes up..i have allso tryd using a 3rd party software to test drive and they all show up with no problems..i am stomped as to what to do now. whats worse is i dont no witch drive if any is the one failing.. i have 3.. 1 is an ssd witch i use for my OS and is the newst drive the other is a western digital black 1tb witch i use for storage and is ruffly 2 years old. and the last one is a standers drive witch is about 250gb witch i use for a storage aswell. what should i do?