During the Early Middle Ages in Europe, warfare frequently occurred.
There
were invasions by Vikings, Magyars, Germanic barbarians, and Muslims, and this caused war outbreaks.
Answer:with his trio of university degrees, Du Bois was the most intelligent man of his time.
Explanation:
A troubling economic problem in the 1920s was the depressed state of agriculture caused by "<span>c. Overproduction and falling prices," since demand for many products, including these, plummeted due to decreased incomes. </span>
The answer is B it allowed farms to be able to purchase more land, therefor increasing crop output.