Which of the following statements is true of the psychosocial perspectives of schizophrenia?

A) Several studies have shown that people with schizophrenia are more likely to have been born in a small town than in a large city.
B) Torrey and Yolken argued that the link between urban living and psychosis is not due to overcrowding, but due to stress.
C) Studies have shown that first- and second-generation immigrants have a higher incidence of acute schizophrenia symptoms than members of their ethnic group who have been in the country longer or who are native to the country.
D) Studies suggest that many of the life events that people with schizophrenia experience prior to relapse actually may be caused by the residual symptoms.