In Evaluating Sigmund Freud's Contribution to Psychology, __________

In evaluating Sigmund Freud's contribution to psychology, __________.

A) although many of his ideas were flawed or disproven, they have had an enormous impact on the field of psychology
B) many of Freud's ideas are not supported by empirical evidence
C) the clinical method of psychoanalysis is not a good way of generating objective facts about personality and behavior
D) it is well-accepted that we experience internal conflicts of which we are consciously unaware
E) all of the above