Answer:
its B
d is wrong i just got it wrong
Explanation:
Answer:
Height of power, systematic weaknesses.
Climatic worsening and plague.
Crisis of the Third Century.
Reunification and political division.
Growing social divisions.
Explanation:
thats all
How did colonizing countries hold and try to control their colonies? The institution of imperialism was maintained by a complex set of ideas on race and civilization. These ideas worked to both justify the colonization of countries and to maintain the military and economic power that upheld the colony.