C. A complete human skeleton
The answer for this one is letter C. Egypt became an autocratic state under the rule of President Gabel Abdul Nasser. Autocratic is pretty much similar to autoritarianism and dictatorship. The president has the absulote power in society and thus its people has no right to speak out their opinion
The entry of the United States into World War II caused vast changes in virtually every aspect of American life. ... Building on the economic base left after the war, American society became more affluent in the postwar years than most Americans could have imagined in their wildest dreams before or during the war.
Agriculture during the Ming Dynasty
Ming farmers also introduced many innovations such as water-powered plows, and new agricultural methods such as crop rotation. This led to a massive agricultural surplus that became the basis of a market economy.