If One or Both Biological Parents Have Schizophrenia,we Can Conclude

If one or both biological parents have schizophrenia,we can conclude that their child will

A) not develop the disorder as long as he or she is raised in a separate environment.
B) definitely develop the disorder regardless of the environment.
C) have a greater than average risk of developing the disorder in response to an environmental trigger.
D) develop the disorder at a much younger age than another child who develops the disorder but has no family history of schizophrenia.