Well, I can say that it hasn't straightly increased or decreased constantly. it has been kind of a bumpy ride in a way. They started off okay but when the WWI began economic problems led in with time. Later on came the great depression which was really bad.. And from then, of course, continued to get worse. Later it got better and so on. Back and forth until now. All because of taxes increase and decrease show the stability of us economy
The answer is A. primary pollutant
To declare independence and individual rights
