Ya see war cost money, and im not sure which war youre talking about. But most wars send the economy into some kind of depression cause money is being sent to the soldiers and americans have less.
Answer:
C: President of the United States
The _________________ form the boundary between North and South China.
The Qinling Shandi mountains form the boundary between North and South China. Its actually known as "Southern Mountains". Its a mountain range in the southern China.
Hope I helped :D