Investment in factories
Investment in human capital
Literacy
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Paper was a very important element in ancient China, since it was used in very different ways and in practically all parts of society. The most common use of paper was as documents and form of communication. The paper was also used as packaging, currency, payment, books, maps, umbrella, hat and there are records that affirm that the paper was even used as doors and walls inside the houses.
B) it contains more species of plants and animals because the Amazon rainforest is the largest tropical rainforest in the world, covering over five and a half a million square kilometres (1.4 billion acres). and there a lot of plants and animals.
Answer:
The first airplane
Explanation:
It was powered, sustained, and controllable. This was never done by anyone in the world at the time.
The Romans took advantage over the Etruscans after they were weakened during war. In 100 years, Rome took over all of Etruria, central Italy, and Northern Italy. At 275 BCE, they ruled over Italy completely.