All countries in Subsaharan Africa gained their independence from colonialism by .

On this graph, the top horizontal line represents a price floor set above equilibrium. a price floor set below equilibrium. a price ceiling set above equilibrium. a price ceiling set below equilibrium.

Gold is not now being extracted from seawater. why not? a. it would be too disruptive to marine life to develop any marine mineral resources b. there is no gold in seawater c. we don't know how to extract minerals from seawater d. it would be too costly and difficult to separate the small amount of gold from the very large amounts of halite and other minerals

What school are you from and what state are you from?