I'm gonna go with A "It caused the decline of cities in the South and West." Hope this helps.
Answer: your answer is number 4
The opportunity cost is the value of the next best alternative foregone. Every decision necessarily means giving up other options, which all have a value. The opportunity cost is the value one could have derived from using the same resources another way, though this is not always easily quantifiable.
Answer:
I ain't really sure sorry
Localgoverment in the united states refer to govermental jurasdiction