A. prove the legitimacy of dynastic rule is your answer
Mandate of Heaven was the saying that there should only be one ruler, which the gods approve of. This would rule out B) and D). Because the ruler is approved by the gods, it means that all should obey the appointed king.
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Answer:
By the end of the 2nd century CE, the Han empire had declined after a period of chaos, from which three centres of political power emerged (Three Kingdoms). In 220 CE Xiandi, the last Han emperor, ceded the throne to Cao Pi, who thereby became the heir of the empire and the first ruler of the Wei dynasty in one region.
Explanation:
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The most common method of communication in ancient Asia is sending a messenger on a horse. There are transfer stations for horses throughout the continent that allows the messenger to switch to a new horse after covering some distance. Water transportation is also used for communication. In China during an invasion from the North, soldiers on the towers of the Great Wall of China would light up a torch and all the other towers would do that as well until it reaches the capital.
A system of government in which the state<span> plans and controls the economy and a single, often authoritarian party holds power, claiming to make progress toward a higher social order in which all goods are equally shared by the people.
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