D because I just took a test and got it right
Answer: See explanation
Explanation:
Voluntary exchange is simply referred to as an act whereby both the buyers and the sellers can engage in transactions in the market freely.
Voluntary exchange is a fundamental assumption made by neoclassical economics which forms the basis of contemporary mainstream economics.
According to the principle, people act based on their interest. In a scenario whereby the individuals believe that they will not gain from a particular transaction, they won't engage in such.
Explanation:
what happen to ur previous account
Answers are : The Inca's were a self-insufficient and hard working group of people
: The Inca government provided for its people during times of need
The use of standard currency/coins help the economy of the Roman Empire because Roman coins were often used as tools by Europeans to circulate various forms of news and propaganda to the people and the world.