In a Study Comparing Patients Who Had Applied for a Review

In a study comparing patients who had applied for a review of their involuntary hospitalization and those who did not found that those who applied were

A) more likely to be older.
B) more likely to have a diagnosis of mental retardation.
C) more likely to have fewer education and employment problems.
D) more likely to have a diagnosis of schizophrenic disorder.
E) more likely to be female.