I think it is woodblock printing and gunpower it is from the tang dynasty
I think is I'm pretty
C) Mixed economies
This is because most combine the government with a free market, to let producers and consumers have some freedom, while still having some control over the country.
A,D,E hope it helps i took it of my test so it should be right.
C: <span>All serfs were created equal and had no freedom.</span>
For the first question, the answer is true and for the second one, the answer is C. America was the first to send a man to the moon