Since they were located in the north china plain, the earliest chinese civilazations were

can you attach the answer options

(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

a.) are both appointed for life

the answer is b.india