What is the economic system in the United States? A. communist system
b. capitalism market economy system
c. socialist system
d. command economy system.

B. capitalism market economy

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity