Racial and Ethnic Minority Students Tend to Be Overrepresented in Disability

Racial and ethnic minority students tend to be overrepresented in disability categories and underrepresented in gifted programs. Which of the following is NOT a likely cause?

A) Requiring teachers to gather too much information before making referrals.
B) Unrepresentative and unresponsive pedagogical practices.
C) Lack of opportunity for teachers to acquire knowledge for effectively working with diverse ethnic groups.
D) Systemic biases about cultural difference.