Answer:
A. Trade barriers are low.
Explanation:
Concentration of production makes most sense when trade barriers are low.
Having low trade barriers means that the exchange between products is easier between countries. So whatever products are made in concentration, they can be traded between countries without too many restrictions and that indirectly helps the economy in growing their profits.
I hope the answer was helpful.
Thanks for asking.
the answer to your question is the pilgrams
Answer:
it had a Mesopotamian trade network
Explanation:
