Which phrase best describes the new world order?

Which phrase best describes the New World Order?

A. a foreign policy stance that advocates multilateral engagement for the good and protection of an allied country B. a foreign policy stance that sets up a hierarchy within an alliance and puts the interests of the United States first C. a foreign policy stance that seeks to open markets, protects the interests of the United States above all, and defends weaker nations D. a foreign policy stance that espouses a unilateral approach to protecting the best interests of the United States

The New World order was a foreign policy stance that advocates multilateral engagement for the good and protection of an allied Country

Southern secession is the event or issue that historians can gain insight from this excerpt.