The goal of the world resource simulation center is best described as

The goal of the World Resource Simulation Center is best described as solving current problems regarding world resource use. They also have visual facilities that shows the trends of global and regional issues, the relevance of the issues, and the consequences of the different strategies.

(solving current problems regarding world resource use)

answer: the apache, comanche, kiowa, crow, and osage tribes are plains indians.  

an economic reason that the south needed a reconstruction plan is that plantations, factories, and other businesses were destroyed during the war.