Answer:constructivism
Explanation:What is constructivism? Constructivism is a theorical perpective that states that people construct their own knowledge and one's reality is determined by their experiences.
Constructivism believes that people construct their own knowledge and meaning and this meaning is always affected by their prior knowledge. Provided that the US has experienced violent encounter with the North Korea before is eventually going to affect the meaning they associate with build up of weapons in North Korea when compared to Canada which they have never had an violent encounter with before.