In which psychosexual stage do children derive pleasure from fondling their genitals?

Boring's "Old Woman/Young Woman" picture is an example of __________

a) interposition. b) convergence. c) an ambiguous figure. d) texture gradient.

Which of the following is NOT a division of the psyche, according to Jung?

A) The paraconscious B) The personal unconscious C) The collective unconscious D) The conscious ego