What does Coronavirus mean?

Name two fighter jets that were used by each side during the battle of the coral sea its for a project, this is due today

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.

What is the main social system that existed in ancient china?