Test center: Main races in the world and their distribution areas: Analysis: According to different skin colors, the world population can be divided into three major races, namely yellow race, white race and black race, among which white race is the most widely distributed race at present, yellow race is mainly distributed in Asia, Europe is mainly white race, and Africa is mainly black race. All races in the world are equal regardless of their population, and there is no distinction between good and bad. There is no distinction between high and low, and racial discrimination and oppression are not allowed. Therefore, choose according to the meaning of the question: C. Comments: This question examines the understanding of race, which can be understood and answered.