A in Ireland caused the Irish immigrants to seek jobs in factories. A. Wildfires
B. Potato Famine
C. Mudslides
D. Answer not here

(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

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b europeans take corn to africa. corn becomes an important crop there.