Answer: New York, California, Pennsylvania, Illinois, Ohio, and michigan.
Explanation: Give me the brainiest
They spread knowledge of medicine, mathematics, and other sciences. The hindu-arabic mathematical numerals 0-9 is still used today.
I think its D, they would be able to ship livestock via railroad
Out of the choices given here, the majority of the the American intervention in foreign affairs occurred during the Cold War. The Cold War began in 1947 and finally ended in 1991.