Has to do with their economic conditions
George Washington: 6 Important Events in First President's Political Career. Washington decided against becoming "king" of the United States. After risking his life and the lives of his troops to lead the fight for independence, Washington returned the power to the people and the representatives they elected.
The answer is D. India developed and maintained a securely centralized and powerful empire that lasted for centuries.
Raw materials
Workers
Capital
I hope this helps(: