The area of the world was European imperialism focused on gold mining and rubber manufacturing is Region B.Thus the correct answer is D.
What is European imperialism?
The effort by European nations to capture territories from outside Europe extended for five centuries and was known as European imperialism.
Industrialization has seen huge production growth in European nations and was a significant factor in the rise of imperialism. The feeling of national safety and self among European opposition groups also encouraged colonial imperialism.
Region B is the part of the world where European imperialism concentrated on developing rubber and mining for gold.
Therefore, option D Region B is appropriate.
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