What Is the Genetically and Culturally Deficient Perspective on Human

What is the genetically and culturally deficient perspective on human diversity?

A) Genetically deficient groups compensated by developing positive cultural characteristics and behaviors.
B) All groups have genetic and cultural deficiencies, so racial and cultural mixing is logical to share strengths and eliminate deficiencies.
C) The majority group had the greatest weaknesses and deficiencies and only compensated through large population and oppression of minority groups.
D) Biological characteristics explained the differences in the gaps of intelligence between racial groups, and inferior groups could not benefit from growth.