The correct answer is The Wealth of Nations.
This novel was written by Adam Smith, a famous economist and philosopher. In it, he described what a nation's wealth is, and how to achieve it, which makes it instrumental for the Free Enterprise system as we know it today. Before this book, it was much different.
Most archaeologists think that they came from across the Berring Sea over the ice
from Russian/Europe and made their way through North America.
Answer:
1) Part of foreign policy
2) Part of foreign policy