All of the Following Are Examples of the Relationship of Nature

All of the following are examples of the relationship of nature and nurture in gene replication, EXCEPT

A) An infant whose mother drinks excessively during pregnancy may develop foetal alcohol syndrome
B) A genetically normal child deprived of human touch may develop profound cognitive and emotional problems
C) A child who develops more rapidly be perceived as mature as a less rapidly developing child
D) A human being reared in darkness during specific periods of early infancy will never develop normal vision