Answer:
socieities use natural resources to provide their needs
Answer:
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It had a larger population from which to collect taxes. It taxed the groups coming into the area to farm land. It placed high taxes on the empire's declining population.
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Answer:
Observation
Explanation:
According to the quote, "It is the duty of an astronomer to compose the history of the celestial motions through careful and skillful observation"
An astronomer must first observe before he can do any other thing.
