Making money. The rest would be losses not profits.
I want to say animals, but I'm leaning towards the elders of the tribes.
If a country is not able to produce some goods, it has to buy them somewhere else and bring them into the country - this is called importing, so the correct answer is b.
Selling goods outside of the country is called exporting and giving them away would be called donating.
Answer:
growth in commerce and trade.
Explanation:
The Tang and Song dynasties experienced growth in commerce and trade because both used their resources wisely. The Silk Road and Grand Canal were very useful trade routes. Iron industry and printing factories provided jobs for thousands of workers, strengthening the Chinese economy.