Approximately how many migrants settled in Oregon via the overland route between 1840 and 1848?

c

the articles of confederation placed most of the power on the feds

(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

where are the answer choices