Respuesta :

  • Primary sources can either be first-hand observation/analysis.
  • Primary sources document events, people, viewpoints of the time.
  • Primary sources represent one person's perspective;
  • A primary source that the researcher be cognizant of and sensitive to the bias of the observer/analyzer that created the primary source.
  • The researcher's perspective
  • Reproductions of primary sources remain primary for many research purposes.

Answer:

a,c,d,f

Explanation:

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