I think it would be C. develop other parts of the industrial economy
The statement " "Per capita GNI measures average (mean) wealth, not the distribution" means that if only a few people receive much of the GNI, that is not factored in. I hope my answer has come to your help. God bless and have a nice day ahead!
From the Nile to the Indus valley, all of the early civilizations formed on river banks. This was because the rivers like the Nile provide fertile land to grow crops, raise cattle and if more than one civilization forms on the banks of the same river,
Renewable: trees, air, water
Nonrenawable: coal, oil, metals