Which of the Following Is NOT a Common Problem Shared

Which of the following is NOT a common problem shared by early biological positivistic theories?

A) They suggest that one can genetically inherit a trait or propensity that is socially defined and culturally relative
B) Most of their analyses are plagued by weak operationalization of key concepts such as "feebleminded," "inferior," and "crime"
C) Many of these studies are based on large, unbiased samples
D) Not all biological differences are inherited; many may be due to prenatal environment, injury, and inadequate diet