Which of the following was a cause of decrease in population of Native Americans of the Eastern Woodlands? Temple mounds, Chiefdoms, Agriculture, or Diseases

Diseases

Explanation:

The main cause of disease among Native American tribes, would come from european settlers. They brought diseases which were not recognized by immune systems of the Native Americans.

for the 2 countries u can do china and america because america has a democratic government while china has a communist government.

a democracy is a government run by the people either by directly voting or indirectly by electing representatives. an oligarchy is a government run by a few or a small group of people. a democracy and oligarchy are similar because both in an oligarchy and an indirect democracy, a small group of induvial determine the laws for a large group of people they are different because in an oligarchy it is easier to control and they do not have to answer to a large number of people in the country, unlike a democracy where they do have to answer to a large number of people an county that is a democracy would be the united states. a country that is an oligarchy would be the china.

the constitution gives congress the power to regulate commerce "among" the several states.