Answer:
the Big brother policy was an extension of the Monroe doctrine formulated by James g Blaine in the 1880s that aimed to Rally Latin American Nations behind us leadership and open their market to us traders Blaine served as secretary of State in 1881 under President James a Garfield.
I believe that the answer is sixty thousand people. Hope this helped :)
A and B, they pillaged and traded with other countries throughout the course of history, and in order to do this they needed to travel by water given that trees were readily available to make boats. This helped them survive throughout history.
Balance
It is the tendency of the social system, when disturbed, to return to its original state. This is because change in one element is often accompanied by changes in other related elements.