The next best alternative given up when making a choice is called the a. opportunity cost b. comparative advantage c. primary objective d. negative consequence select the best answer from the choices provided. a b c d

Which environment would most likely not contain fossils? a a thick deposit of cracked, dried mud b sediment deposited in a sandy river bed c intrusive rock formed from cooled magma d layers of sand accumulated for a century

How does central place theory explain patterns in the size and distribution of cities?

What type of aid does nigeria receive? short term, tied, voluntary, bilateral, multilateral or long-term?