Obviously, the 64-bit version with a 64-bit processor is going to be more efficient in the use of the machine, particularly memory, than the 32-bit version. If you have the choice go with the 64-bit version. The same goes for any applications where you can choose 64- or 32-bit versions.
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.