Which characteristic is most closely associated with a purely market-based economic system?

The correct answer to the question "Which characteristic is most closely associated with a purely market-based economic system?" is Option C: Private ownership of resources and competition among businesses..

The other options — A) Government control over all means of production., B) Central planning by government agencies., D) Equal distribution of wealth and resources among all citizens. — are incorrect for this GED Exam Prep question. As explained above: In a market economy, decisions about production and prices are determined by supply and demand, driven by private ownership and competition, with minimal government intervention.