Robin has had disruptive behaviour problems since childhood, has shown signs of attention deficit hyperactivity disorder, and could be characterized as having "externalizing" tendencies. According to your textbook authors, Robin is probably:

Question

Quizplus · Accepted Answer

The description of disruptive behavior problems, attention deficit hyperactivity disorder, and externalizing tendencies suggest that Robin is male. Gender is the only characteristic given in the answer choices that can be inferred from the description. Nationality and ethnicity are not mentioned, and there is no information to suggest whether Robin is currently a child or an adult.

Robin Has Had Disruptive Behaviour Problems Since Childhood, Has Shown