The Vulnerability-Liability Theory Proposes That

The vulnerability-liability theory proposes that

A) Individuals who are homeless are more vulnerable to developing schizophrenia.
B) Genetics can make an individual vulnerable to schizophrenia, but the environment plays a role.
C) Individuals whose parents were older when they were born are more vulnerable to developing schizophrenia.
D) Drug users are more vulnerable to developing schizophrenia.