<span>The main crops grown in Russia are wheat, barley, corn, and sunflower seeds. Oranges, and Bananas are too tropical for Russia.</span>
Answer:
Rubber
Explanation:
Leopold extracted a fortune from the Congo, initially by the collection of ivory, and after a rise in the price of rubber in the 1890s, by forced labor from the natives to harvest and process rubber.
The right answer for the question that is being asked and shown above is that: "the construction of mosques in ancient Ghana." Cultural diffusion is the transmission and blending of cultures over different civilizations. An example of cultural diffusion is that <span>the construction of mosques in ancient Ghana</span>