With half of west africa's population, which country experienced so much bad government that it went from an oil-rich, middle-income country to one of the world's poorest? a. ghana b. niger c. senegal d. nigeria

Technology has affected regional settlement patterns in what ways? choose all that apply. climatic improvement strategies have improved crop productivity. mechanized agricultural methods have improved agricultural productivity. participation in the global economy has increased urbanization. population shifts from urban to rural areas has increased as a result of petroleum production. settlement areas have increased as a result of improved water storage and delivery systems.

After railroads, the next revolution of transportation came with the development of (a) automobile (b) telegraph (c) steam engine

According to the article about the zhou dynasty, this dynasty was broken into different eras because its capital changed from place to place. how many different eras were there in the zhou dynasty? a. two b. six c. ten d. fourteen