Answer:
D. cultivate certain crops
Explanation:
In the Columbian Exchange, Europeans were exposed to new crops that they have never seen before. These included potatoes, corn, sugar, and more. Europeans would bring these new crops back to Europe and begin to use them to their advantage. Heck, potatoes single handedly saved the majority of the European population from starvation.
In the 1830's, the voice of a young nationalist leader began to be heard. Giuseppe Mazzini founded Young Italy. It was a secret society that called for the unification of Italy under a representative government. Mazzini opposed dictators and tyrants and came to symbolize the soul of Italian unification.
The eastern had never approved
Answer:
It can create conflicts that are sometimes violent