It has alot of affect because if you have no setting the reader is confused like if two people split up and they are doing different things the reader wont know who is doing what.
(1) the United States would not interfere in the internal affairs of or the wars between European powers; (2) the United States recognized and would not interfere with existing colonies and dependencies in the Western Hemisphere; (3) the Western Hemisphere was closed to future colonization
b.must be the correct answer