Psychoanalytic Criticism: Lacan

TEST QUESTION: In the text "The Horse Dealer's Daughter", how can the characters' desires be connected with Lacan's ideas on psychoanalysis? Think about Mabel's transformation after she was saved from drowning herself.

Criteria: The answer must mention the importance that the Symbolic Order has in influencing what the characters, specially Mabel after being rescued, must desire in order to get closer to the ideal connection to the mother that existed in the Imaginary Order.