What are two disadvantages of a monopoly? choose exactly two answers that are correct. a. goods cost far more to produce b. consumers have no protection from poor quality or high prices c. taxes become higher d. competition by other businesses is eliminated

(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

new evidence is discovered.

oversights and errors are corrected,

new technology is applied to evidence.