There exists evidence that among people at high genetic risk, those who grow up in homes characterized by interpersonal distress, devaluation, etc., are ________

a. At lesser risk of manifesting schizophrenia
b. At equal risk of manifesting schizophrenia, but with a later onset.
c. At equal risk of manifesting schizophrenia
d. At much higher risk of manifesting schizophrenia

Answer: d.