If there is a little blue padlock icon on the file's tab, then the code is running in the debugger, or else the file is open read-only. Either way, you can't comment code, neither with the toolstrip button, nor with the keyboard shortcut.
There is a shortcut for that : Ctrl+E Ctrl+U.
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.