When two-year old lily was told she would not get ice-cream until she finished her dinner, she threw her plate onto the floor while having a temper tantrum. freud would have suggested that lily was unable to resist the demands of her: ?

Freud would have suggested that Lilly was unable to resist the demands of her ID. ID re the genetic components which relate to the aggressive and impulsive psyche of a person.  A two-year-old child's personality is his/her ID itself, that later on becomes an ego or superego.