Answer:
c
Explanation:
that is because balance of power is for everyone not for particular people
the map should also include the area along the coast and it should be a lot like the modern day china map beside for is half and don't include the areas in the west like the mountain ranges when the open door policy happened it made china lose control because other religion come in and china's people start to believe in different thing
Answer:various aspects or branches of the study of human society, considered as an educational discipline.
Explanation: