Answer:
The correct answer is d) By testing roles and integrating them into a single identity.
Explanation:
The American psychologist Erik Erikson elaborated the theory of psychosocial development; for him, the social interaction of the person helps the development of self-awareness to form the personality.
For example, Erikson thought that in adolescence, people explored various aspects of himself, and the individual experiences biological and emotional changes, This, together with what we learn through experiences in the social interaction, identifies and integrates roles into a single identity that develops the personality.
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