Answer:
level 1 of perspective-taking skills in childhood
Explanation:
Perspective-taking is the potential to see beyond one's own point of view so that one can understand how others may think or feel about something. There are five stages of perspective-taking as described by psychologist Robert Selman. The first level among them is undifferentiated perspective-taking, which can be observed among the children. Children know that self and others may have separate thoughts and emotions, but they still compare the two. As per the question, Jack demonstrate level 1 of perspective-taking skills.