Answer:
The most likely answer is D.
Explanation:
they made a system that divides power.
(I'M NOT SURE OK MIGHT BE WRONG)
Answer:
To defeat allies before reinforcements arrived
Expanded trade, regional empires, and increased global trade are all effects of which of "<span>b. the transition from river valley civilizations to classical civilization," since classical civilizations engaged in more far-reaching trade and cultural diffusion. </span>