I would say:
-cities
-specialized labor
-communication and writing
-moral code
Hope I helped :)
Answer:
people used Natural resources to cook food, fuels and raw materials for the production of goods.
In this period it was for the first time when humanity went to space, orbited the earth, and landed on the moon. In terms of technology, it was invented the audio cassette, the first computer video game(Spacewar), the compact disk(CD) and also the ARPANET (first internet). In terms of healthcare, t<span>he artificial heart was invented.</span>
