Which best describes the way historians consider letters and journals?
a)primary source documents that are useful in the study of history
b)reliable sources for the study of history only if from a named source
c)secondary source documents that are useful in the study of history
d)unreliable sources for the study of history because they are too subjective

Pls quickly! which of the following statements about spanish plantations is not accurate? a. spanish plantation screw sugarcane for export to spain. b. the spanish had a little concern for the lives of the indians who worked on the plantations. c. spanish presentation grew a wide variety of crops and sent the produce to many different european countries. d. to replace the native americans our dying off the spanish important african slaves.