<h2>Answer</h2><h3>The caste system originated in our society depending upon the type of work and the nature of persons. This has reflected as class system in many other societies. However the caste system in the course of time became hereditary irrespective of one’s nature and the type of work a person undertakes.</h3>
As far as the impacts of the pilgrimage go, they are numerous. First, Mansa Musa established his presence for other rulers in Europe and the Middle East. Secondly, the amount of gold they carried and the king’s generosity in its regard expressed his wealthy status. The journey to Mecca had a number of effects on the history of Western Sudan. Most significantly, the pilgrimage journey exposed Mali to Europe and the Middle East. The king had carried 30,000 pounds of gold, which signified the immense wealth in his empire. This created an impression on his acquaintances.
Spanish became a primary language for many Latin American countries.
Answer:
<em><u>C.) An Earth-Centric model of planetary motion published by Ptolemy </u></em>
Explanation:
Earth-centric model was developed by Greek astronomer Claudius Ptolemaeus in the 2nd century AD. <em>'</em><em>Almagaest'</em> was his main work and it was the culmination of centuries of work done in Astronomy by Babylonian, Hellenistic and Hellenic astronomers. His model involved 80 epicycles to explain the motion of Five planets, sun and moon.
According to Ptolemaic model, Earth is at the centre of the Universe. Moon, Sun, star and planets orbit around the Earth and some of the orbits have epicycles. It is Earth-centred model also known as geocentric model. This model have eccentric motion.
Answer:
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