Who needs a friend???

What function should you choose if you want to make a copy of a digital image file to back it up? a) save b) copy c) save as d) all of the above

What does bts stand for? what is the importance of bts? who first started it?

For platowhich kinds of materials were used to make dwellings in the neolithic period? a) bones, tusks, and branchesb) small stones and pebblesc) large stones and wood ((answer))