A.) Lack of education. To me still has a little to do with the problem but is better than any other choice out of the selection.
The fall of the western roman empire
<span>Spartan children had military training and studied foreign languages, whereas Athenian children were encouraged in civic participation and religion.</span>
Answer:
According to the source, Columbus' legacy is astonishingly positive. Described in line with the Greek Gods of old, Samuel Morison paints the 'City on the Hill' of American civilization being solely attributed to Christopher Columbus.
The colonial agreements mostly dealt with how the land was allocated to various lands and how the European forces would split Africa for their own gain. The so called Berlin conference also dealt with ending slavery by African and Islamic forces, and ended the gun for people slave trade.