Answer:
They had a surplus of food, they divided labor and built cities.
After the development of the irrigation systems, they could grow more wheat and that meant more food for the growth of the population.
They divided labor between themselves. Who will harvest crops, who will tend to the irrigation systems, who will tend to fields. They had a lot of other workers such as carpenters or soldiers and that means that they knew how to divide labor between the population.
They started to build cities so they could work together, trade, store food, and the cities grew as more and more people came to live there.
Answer: C
Explanation: The local goverment has better knowledge about the needs in its area
Opportunity cost refers to what you have to give up to buy what you want in terms of other goods or services. When economists use the word “cost,” we usually mean opportunity cost.
Answer:
William Crawford Gorgas, (born Oct. 3, 1854, Mobile, Ala., U.S.—died July 3, 1920, London, Eng.), U.S. Army surgeon who contributed greatly to the building of the Panama Canal by introducing mosquito control to prevent yellow fever and malaria.
Explanation:
Answer:
In October of 1917 Vladimir Lenin led a violent overthrow of this temporary government. Lenin gained the support of the Russian peasants and factory workers by promising them peace, land, and bread and preaching the ideas of Karl Marx's communism.
Founded: Red Army, Bolsheviks, Communist Party
Nationality: Soviet Union