C: cultures were prevented from developing advanced farming techniques
It was first discovered that the earth's ozone layer was being depleted in South America.
Answer: Montesquieu concluded that the best form of government was one in which the legislative,executive and judicial powers were separate and kept each other in check to prevent any branch from becoming too powerful.
Answer:
Explanation: The Berlin Conference of 1884–85, also known as the Congo Conference (German: Kongokonferenz) or West Africa Conference (Westafrika-Konferenz), regulated European colonization and trade in Africa during the New Imperialism period and coincided with Germany's sudden emergence as an imperial power.