Which of the Following Is the Best Summary of How

Which of the following is the best summary of how modern psychodynamic theorists differ from the classical Freudian approach?

A) They have conducted extensive research into Freud's concept of penis envy in girls and womb envy in boys.
B) They place less emphasis on sexual instincts and more on sociocultural influences on personality development.
C) They have eliminated reference to ego defense mechanisms, having noted that there is no scientific evidence that they exist.
D) They have increased their focus on sexual impulses and the conflicts of the early childhood years.