What are some economic challenges the southerners faced after the civil war?

Here's a list from quizlet: 
1.The land was in ruins 
2.Confederate money was worthless
3.Banks were runied 
4.No law or authority 
5.The souths transportation system was in complete disorder. 
6.Loss of enslaved workers,worth two billion dollars.
7.Government at all levels, had dissapeared

C) germany is the anwser

Accumulating more land so that your country can continue expanding without running into problems such as overpopulation