Answer: Identity vs role confusion
Explanation:
According to the theory of Erickson, identity vs role confusion is the concept of psychological development in which a child tends to identify sense of self.They try to figure about self personality and discover their traits, career path, social preference, education,friends and other choices.
According to the question,Juan is in identity vs role confusion stage where he is trying to figure out about his career path .He is confused that whether he should choose to become pre-school teacher or professional boxer.