The Norse Cology (Vikings) on Greenland

1-the instruction i will uploaded in paper and also the essay paper which i order before
2-three articles that you have read on your topic
articles should be annotated
3- each artical form sourse should be in defrant page
? at least 5 vocabulary words identified and defined
? a 100+ word written summary of each article
? a 100+ word written opinion of each article
? an APA formatted citation
3- this three reference in below need to be annotated

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