Answer:
The United States and Nigeria are examples of presidential democracies. The executive branch includes the president and his cabinet. Along with the judicial and legislative branch, the three branches of government work to keep checks and balances, but the president has final say.
Explanation:
Political geography studies all the following except Economies ( answer A). Political geography is concern with study of both spatially uneven outcome of political processes and the ways in which political processes are themselves affected by spatial structure. It also involve study of boundaries and their associated region.
Subduction occurs between two colliding tectonic plates
