Answer:
Ending the Seven Year's War, also known as the French and Indian War in North America. France ceded all mainland North American territories, except New Orleans, in order to retain her Caribbean sugar islands.
Explanation:
One reason for the development of an early civilization in the tigris euphrates river valleys<span> was that. periodic flooding left rich soil which was ideal for farming</span>
False because they thought that they could be espionage’s
I'm pretty sure the answer is B, isolationism.