Answer:
c.the period of time known as the Middle Ages.
Explanation:
The crusades were a series of military campaigns promoted by the Pope and carried out by a large part of Christian Latin Europe, mainly by the France of the Capetians and the Holy Roman Empire. The Crusades, with the initial specific objective of restoring Roman apostolic control over the Holy Land, were fought over a period of almost two hundred years, between 1096 and 1291. Later, other campaigns in Spain and Eastern Europe, some of which they did not see its end until the fifteenth century, received the same rating. The crusades were held mainly against the Muslims, but also against the pagan Slavs, Jews, Greek and Russian Orthodox Christians, Mongols, Cathars, Hussites, Waldenses, Prussians (or Prussians), Lithuanians (in general against the Baltic peoples) and against enemies. politicians of the popes. The Crusaders took vows and were granted indulgence for the sins of the past.
Explanation:
Asimov's thesis is that the beauty of science is the same as the beauty of nature. He expands on this theory with a grandeur explanation of the vast happenings in nature and the universe, such as the speed of light and sound, and the truth that the stars are really amazingly large suns like our own.
The argument that Carnegie makes about the uses to to which the great fortunes of industrialists should be devoted is that he argued that the wealthy must live modestly and make use of their fortunes for the elevation of all civilization.
These laws were known as the "Black Codes".