Differentiate between “ normal” dissociation and “pathological “ ( diagnosable)

Differentiate between “ normal” dissociation and “pathological “ ( diagnosable) dissociation. What are the etiology factors that are thought to contribute to the development of dissociative disorders. What might a true dissociative episode look like from an observers point of view. Does this seem like an easy thing to fake ? APA documentation at least 3 citations.