Answer:
land disputes
Explanation:
In 1754 France controlled a large area of middle western land in what is now The USA. At the same time, Britan's colonies were stationed along the eastern seaboard of North America. Between the two claims was an area of land in the Ohio River valley that both countries claimed as their own. Their competing claims escalated into the Seven Years war, or the French and Indian War.
False, DDT was found in soil.
Article IV promises the federal government will protect each state against invasion. Hope this helps you!
B. The senators! I don't have much more info to add, but I hope this helps!