Migration and interdependence are aspects of which of the six essential elements of geography? A.
human-environment interaction
B.
human systems
C.
environment and society
D.
movement

B. Human systems

Explanation:

Human systems in geography refers to the relationships that humans have between themselves and the environment. They include things like political boundaries, governance, citizen welfare and trade.

Migration and Interdependence refer to how humans move from one place to another and how they depend on each other for survival. This falls under human systems as it describes humans and their movements with each other to settle in other areas and mix with other humans where in coexisting, they will be interdependent on the other.

doctrine that the us had the right to expand throughout north america.