If Observations of a Relationship Between "Expressed Emotion" in Families

If observations of a relationship between "expressed emotion" in families and recovery from schizophrenia demonstrate cause-and-effect, one would predict that relapse would be LEAST common in people with schizophrenia whose families:

A) frequently express criticism and do not allow much privacy.
B) frequently express criticism and allow a good deal of privacy.
C) infrequently express criticism and do not allow much privacy.
D) infrequently express criticism and allow a good deal of privacy.