Mental illness can be described as a problem in affect, behavior, or ________

Which structure of personality houses one's instincts, according to Freud?

a. ego-ideal b. ego c. id d. superego

According to the vulnerability model:

a. Susceptibility varies with the number of affected genes b. Development of schizophrenia requires genes and environmental challenges c. The severity of schizophrenic symptoms depends on the degree of genetic inheritance as well as type of environmental challenge d. All of the above