Studies of Canadian Children Have Shown That a Combination of a Highly

Studies of Canadian children have shown that a combination of a highly vulnerable child and a poor or unsupportive environment produces the most negative developmental outcome.However,

A) extensive data exists to support the possibility of a potential positive outcome.
B) either of these two negative conditions alone, a vulnerable child or a poor environment, can be overcome.
C) environment plays a lesser part in outcome because delinquent or highly aggressive behaviour is genetically predetermined.
D) parent-child relationships and child developmental outcomes are independent of, and unaffected by, any factors other than those of the immediate family environment.