Political geography studies all of the following except a. economies b. boundaries c. development d. international and internal politics

Which of the following is the main purpose of using an anchored network of booms which funnel debris to a collection area?

In 2002, north korea announced that it was shutting down its nuclear facilities constructing a hydroelectric energy plant restarting nuclear weapon development changing to a free market economy

The point (-2,5) is located in quadrant