Answer:
Adolescent ego-centrism
Explanation:
Adolescent ego-centrism is a common state for all students who are in this age. They all have the same perception related to the world that the whole world is revolving around them. For many of the teenager are inflated with the confidence of their age.
Teenagers self perplexed with the thought that their peers are jealous of him and will lead his greatness. But it does not happen the same all the teen-age because some are filled with negative thoughts. They feel lonely and alone in the world. They feel that they are special and unique.
This Thus here according to Piaget, Eric experienced the classification that they are adolescent ego-centrism.