Which of the following was a factor in the fall of the roman empire

Brainliestttme : )how did the japanese economy recover so quickly after world war ii? -mass immigration to japan in an effort to rebuild -economic and educational reforms passed by the government- an economic partnership with korea and china- marshall plan dollars stimulated the japanese economy

What do you think was a drawback to this method of calculating distance

Which is the main inference that can be drawn from adam smith's book the wealth of nations? a) for an economy to work flawlessly, it shouldn't have to serve and moral goals.b) the government must control a free-market economy, or economic problems will arise.c) a free-market economy works well only without the government's interference. d) free trade will only hurt economies and should be stopped by governments.