Answer:
a political and economic theory of social organization which advocates that the means of production, distribution, and exchange should be owned or regulated by the community as a whole.
Explanation:
Hippocrates had a number of medical achievements such as he systematized medicine,he founded antiquity's greatest school of physicians,he invented the famous. Hippocratic Oath, and he and his followers wrote a large body of medical literature.
Two of the main events that fueled the start of the French Revolution were the Enlightenment and the "American Revolution," since the Americans proved that a great and mighty power could be overthrown.
Joseph Stalin was ( c ) a cruel leader of the Soviet Union. After Lenin´s death Stalin took over as leader of the Soviet Union. He believed that he should change the country from agricultural to industrialized, building factories all over the Soviet Union. He is known for his cruelty. He order several "purges" in which people he thought were against him would be killed or sent to slave labour camps.