A Nurse Practitioner Works in a Low Income Health Clinic

A nurse practitioner works in a low income health clinic in a large urban city. Almost 25% of the nurse's practice consists of female clients diagnosed with mood disorders. Among the male clients in her practice, only 7% have been diagnosed with mood disorders. Epidemiological studies indicate that:

A) Women have higher rates of affective disorders than men.
B) Women have higher rates of substance abuse than men.
C) Men have higher rates of affective disorders than women.
D) The rates of affective disorders are equal between genders.