By the middle of the 1600s almost all goods imported into the American colonies came into the colonies through the new England supports. Their relationship with a great Britain was therefore greatly affected by the American revolutionary war.
As a result of the American Revolutionary war, ties were broken between the American colonies and Great Britain which badly affected trade between them.
I have to say B. The rest were concepts made in Greece, by Greek philosophers, politicians, or mathematicians. An example for an advancement in math is the Pythagorean Theorem. I hope this helps!
