Absolutely! Most programs are backward compatible meaning that newer versions can open files created by previous versions. Office even has the Office Compatibility Pack that allows older versions to open the newer format files.
He can open your files as long as you save it in PowerPoint format.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.