Which one of the following statements is correct? A. Modern economic systems are largely based on tradition. B. During the past few decades many countries have abandoned command as the major coordinating mechanism of their economic systems. C. A market can exist only if there is physical contact between prospective buyers and prospective sellers of a good or a service. D. Competition and negotiation is essentially the same thing. E. In market capitalism each participant is acutely aware of the needs of others.

.Which one of the following statements is correct?
A. Modern economic systems are largely based on tradition.
B. During the past few decades many countries have abandoned command as the major
coordinating mechanism of their economic systems.
C. A market can exist only if there is physical contact between prospective buyers and
prospective sellers of a good or a service.
D. Competition and negotiation is essentially the same thing.
E. In market capitalism each participant is acutely aware of the needs of others.