REDDIT HAS GOOD INFORMATION!!!!!
The two discoveries that brought a revolution in early man's life are:
1) Agriculture - It helped the early man to produce its own food. this innovation made possible new flux of innovations and ideas the husbandry and domestication of all modern cattle and pets (except dogs), the formation of soldiers and wars, the money, the origin of religion, writing and all the very basis of modern life. Developing all these new outcomes would be impossible without the cooperation and organized structure of agricultural societies.
2) Language and paintings - Language helps them to communicate with each other and painting which they did at that time helped Historians today to know about their life, language, etc.
It freed the serfs who had been bound on the land for 10 or more years
Answer:
Demetrius
Explanation:
A man named Demetrius, probably the leader of a regional guild of silversmiths, called together not only his guild but also those in related trades. The silversmiths made a tremendous profit from selling silver shrines of the goddess Artemis.
The better the climate ( temperature of weather ) the more people will want to live there. So they come, get a job and increase the economy.