Why was south basically a self-sufficient society

1.3.3 quiz: primary and secondary sourcesquestion 4 of 102 pointsa secondary source is reliable and credible if the person who created thesource is an expert on the topic, is educated and respected in the field ofstudy, and:

Which environmental change allowed people to travel by land between asia and north america a. human apaption to arctic environments b. the introduction to horses to north america c. the formation of ice sheets on land d. a rise in ocean temperatures

The graphic organizer includes facts about germany and japan. a student created this organizer for a document-based essay on the expansion of totalitarian states. which fact could be added to column a? results of german elections in the 1930s employment statistics in nazi germany germany’s invasions of poland and france a list of domestic laws passed in germany