<span>Many diseases need a large population in order to survive. Hunter Gatherer populations do not offer this. Diseases will often strike, kill a few people and then disappear until the population comes into contact with an outsider again. In contrast, civilized society offers a large enough population so that a disease is able to constantly stay alive and be spread. Therefore, disease does not spread faster in agrarian societies, it just spreads more unchecked.</span>
Answer:
<em>Not</em><em> </em><em>sure</em><em> </em><em>but</em><em> </em><em>here</em><em> </em><em>is</em><em> </em><em>the</em><em> </em><em>best</em><em> </em><em>answer</em><em> </em><em>I</em><em> </em><em>can</em><em> </em><em>give</em><em> </em><em>you</em><em>.</em><em> </em>
Explanation:
The Louisiana Purchase went from the Mississippi River all the way to the beginning of the Rocky Mountains.
Today; people go to store or to the market
People farmed or fished
Fishing and farming
I believe the answer is A. He developed the idea of the "invisible hand" of the free market, which continually keeps the economy on course. This can be found in his book "<span>The Wealth of Nations".
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Hope this Helps! :)