<span> the basic units of matter in simplest form to say</span>
Answer:
The Great Wall of China was built as a military defensive line to defend the invasions from some northern nomadic nations. Apart from the function of defense, the wall also boosted the economy, as well as promoted the culture exchange and national integration of different nations at its two sides.
1. several aspects of nature, astronomy and rituals.
2. religious rituals
Hopefully this answered your question
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