Is rocky mountains a transportation barrier or corridor?

Why are nongovernmental organizations important? check all that applya. they are private institutions that aid the work of government. b. they often fill in gaps between government-funded services. c. they are private institutions that attack government policyd. they citizens by acting as watch dogs over elected officials

Most countries in the middle east must import a majority of their a. gasoline b. oil c. food d. water

Which country is currently the most populated country in the world? a. india b. china c. mongolia d. indonesia