Which of the Following Statements Is True

Which of the following statements is true?

A) Patients with schizophrenia have a poorer prognosis and a lower level of functioning in poor countries.
B) U.S.-born Mexican Americans have a lower risk of drug abuse than those born in Mexico.
C) Black women in the United States are three times as likely to commit suicide as white and Hispanic women.
D) The effects of psychiatric drugs vary widely across different ethnic groups.