TOEFL Reading: ETS-TOEFL阅读机经 - I3S7V31N4N574N4BL$

Why does the author indicate that "the Spaniards' main sources of information were the Incas themselves?" A. To argue that the Spaniards made great efforts to obtain the most information B. To explain why some scholars think that the documentary history of the Incan empire may not be correct C. To question the idea that more recent events in the Incan empire are more likely to be accurate than are more ancient ones D. To explain how scholars are able to determine that the history of the last four Incan kings is probably correct