How did technology lead to the international expansion of Chinese culture under the Song dynasty?

A. The creation of rice paddies led to increased rice production and a food surplus.
B. The improvement of irrigation techniques contributed to a growing population.
C. The new use of paper money allowed for increased wealth overall.
D. The invention of the compass allowed for new maritime trade routes.

Question

How did technology lead to the international expansion of Chinese culture under the Song dynasty?

 		A.	The creation of rice paddies led to increased rice production and a food surplus.
 		B.	The improvement of irrigation techniques contributed to a growing population.
 		C.	The new use of paper money allowed for increased wealth overall.
 		D.	The invention of the compass allowed for new maritime trade routes.

anonymous · Answer

D