When European Settlers Suggested That Indigenous People Were "Savage" and "Ungodly

When European settlers suggested that indigenous people were "savage" and "ungodly" to separate and classify them as a different race from them, they were using what form of racialization in American history?

A) Religious racialization .
B) Scientific racism
C) Imperialist racialization
D) Ethnicity-based racialization
E) None of the above.