Which statement best explains how trade affected the West African Kingdom of Mali? A. The demand for gold and agricultural goods helped the kingdom to become prosperous.
B. The arrival of foreign merchants caused widespread unemployment.
C. The need for salt and textiles helped the kingdom to gain territory in distant places.
D. The presence of foreign merchants caused frequent food shortages.

A. The demand for gold and agricultural goods helped the kingdom to become prosperous.

Explanation:

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.