When We Compare the Incidence of Psychological Disorders Across Countries

When we compare the incidence of psychological disorders across countries and cultures, we find that

A) there is remarkable similarity in the rates of various disorders in different countries and cultures.
B) all Western countries have a similar rate of common disorders, but this is not true for developing countries.
C) developing countries have a much higher rate of psychological disorder than Western countries.
D) there are enormous differences in the rates of various disorders in different countries and cultures.