(0 or 1 - the element is optional), * (0 or more), or + (1 or more).
You don't nest ELEMENT declarations in a DTD - it's enough to state for each element, which content may appear directly underneath, or inside it. As far as indicating the number of elements that may occur in a given context, you can specify no modifier (which means a single element must appear),? (0 or 1 - the element is optional), * (0 or more), or + (1 or more).
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.