The Major Qualification of the Research Findings on Gender Differences

Multiple Choice

The major qualification of the research findings on gender differences is that ​

A) the data are indicative of group differences and tell us little about individuals.
B) the findings are based on only a few studies and are therefore not very representative of the population.
C) most of the research has been conducted on white middle-class children.
D) there is wide variation from study to study in how the variables have been operationalized.