Answer:
The genital stage
Step-by-step explanation:
According to Freud, there are five stages of the psychosexual development: the mouth stage, the backside stage, the phallic stage, the latent stage and the genital stage.
The psychosexual energy, also called libido, is the driving force behind a person's libido.
The genital stage lasts from puberty till death. It is characterized by the development of a strong interest for the opposite sex. The ego and the super ego are fully formed and functioning at this point and the person should be well balanced emotionally and wanting to form a stable relationship.