Which of the Following Statements Most Accurately Describes the Contribution

Which of the following statements most accurately describes the contribution of neurobiological research to psychology?

A) This relatively new area of study is completely uncharted territory for most psychologists.
B) Research into the neurobiological factors influencing children's behavior is primarily confined to a few universities with faculty specializing in this particular area.
C) Research into the neurobiological influence on children's behavior has become national in scope, but has not caught on outside the United States.
D) Research into neurobiological influence on children's behavior is international in scope.