B) A small group of citizens controlled things.
The definition of Oligarchy is "<span>a small group of people having control of a country, organization, or institution."</span>
The answer is c for what was one effect of the slave trade on africa
Answer: The 'Four Class System' was a legal caste system in the Yuan Dynasty. After the founding of the Yuan regime, Kublai Khan, the first emperor in the Yuan Dynasty, set up this system to consolidate the ruling status of the Mongolian Ethnic Minority, which had a small number with great disparity to the majority Han people.
Explanation: Brainlest would be appreciated.
<span>A German term for “lightning war,” blitzkrieg is a military tactic designed to create disorganization among enemy forces through the use of mobile forces and locally concentrated firepower.</span>