One of the reasons why disease decimate the indigenous populations of the western hemisphere was because "<span>a. The western hemisphere had developed in relative isolation from Europe, Asia, and Africa for thousands of years, so the people had no natural immunities to diseases from the eastern hemisphere," since disease actually killed more natives than weapons of the Europeans. </span>
B: to influence policy decisions in government
(I think I’m right)
Book written by Thomas More that describes an ideal society where there were no rich or poor was A. Utopia
John Smith improved conditions in Jamestown, because he married the chief's daughter Pocahontas, which improved relations between the settlers and the Powhatan Confederacy. When the settlers were on good terms with the Powhatan Confederacy, they were able to have a food supply throughout the winter, as the Native Americans would help them with this and this greatly helped their existence.
Answer: The Great Lakes, the Ohio River Valley, and the Mississippi River valley and its tributary waters.
Explanation: hope this helps