Producers can create their maximum combinations of goods, as long as they ?

If the producers

correctly allocate their resources they can create the maximum combination of goods. It all comes down to correct planning and making the best of what you have. Consumers and demand play a significant role in production of goods but all that is for nothing if the producers don’t prepare. Otherwise they would lose profit as they wouldn’t maximize their potential.  

I hope this helps :)

answer; i believe that they became wealthy from gold and salt in their area, and became powerful by controlling trade in west

probably 3 since archeologists and historians don’t understand there writing.