Problem: As it relates to Mirror for Humanity: A Concise Introduction to Cultural Anthropology Conrad Phillip Kottak, 2018 McGraw Hill, A major difference between Brazilian and American racial classifications is the fact that A. Brazilians do not recognize racial differences. B. American categories are purer than Brazilian ones. C. Brazilian racial categories are based on genotype. D. social race is determined in the United States at birth and does not change. Need Assignment Help?