The answer that best applies to both the Tang and Song dynasties would be C. A Reliable food production and distribution system. This gave both dynasties the ability to thrive.
Bush sent in the US government: C
Answer:
The drive for empires led to World War 11 because it gave people a reason to fight.
Explanation:
The correct answer is:
D. Only use the amount of food needed.
They ruled that separating children in public schools by race was unconstitutional.