To submit a formal complaint, you must use the Clark College Student Complaint Form. The Clark Regional Wastewater District (District) is committed to a policy of non-discrimination in the conduct of its business.The Clark Regional Wastewater District (District) is committed to a policy of non-discrimination in the conduct of its business. Psychological Effects of Racism. Segregation as a factor in the racial identification of Negro pre-school children: A preliminary report. Journal of Experimental Education, 8, 161-163.