Go on tools at the top click internet options an look for delete history this link below will help
At the top you will find a button that will say history
a) I am supposing you are not the administrator of the Mac b) I do not believe you can delete iTunes from a Mac
go on tools at the top click internet options and look for delete history
dont know either
you dont visit sites like that
you just let the highlight disappear then delete
That is something you can't do on your iPhone, but if you have a Mac, you can use the iMovie software on the Mac to delete audio. There might be an iMovie app on the app store, but I am not completely sure if you can delete audio from that. The Mac iMovie software on your Mac might not work either to delete your audio but you can always try
if your using internet explorer the in the SAFY tab on the top find "Delete browser History.
Most sites can. But for the games you need special mac games.
drag to trash
buy windows
On a Mac, the "Backspace" key is labeled "Delete" instead.