Who is the proponent of the 'Trait' theory?

→ In the context of Hans Eysenck's Three-Factor Model or PEN model of personality, which of the following are the three fundamental biological and genetic dimensions? → Which of the following is a 'Projective Technique' for measuring a child's personality? → Which of the following methods of 'Personality Measurement' is considered the most objective? → Upon a deep psychological analysis of the various stages of Sigmund Freud's Psychosexual Development Theory and the structure of personality (Id, Ego, and Superego), if a child aged approximately 3 to 6 years experiences unconscious attraction towards the opposite-sex parent and rivalry or fear towards the same-sex parent (such as the Oedipus complex in boys and the Electra complex in girls), and as a result of the successful resolution of this stage, moral values and conscience develop, which of the following statements is most authentic and scientifically true in the context of Freud's theory? → Who propounded the 'Need Theory' of personality measurement? → Who propounded the Constitutional theory of personality? → Which stage is considered the most critical in the development of a child's personality?