. Rapazes x moças C(7, 3) x C(8, 4) 7.6.5/3! X 8.7.6.5/4!
210/6 x 1680/24 35 x 70 2450 grupos.
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.