Which of the Following Statements Regarding Current Research on Unconscious

Which of the following statements regarding current research on unconscious processes is most accurate?

A) Surprisingly, modern research results have confirmed that the vast majority of Freud's ideas are accurate.
B) As was the case with more traditional studies, modern research techniques have failed to find any support for Freud's theory.
C) Though advances have been made, we still do not have the technology available to test any of Freud's theory.
D) Modern techniques have shown that unconscious processing does occur, but the nature of this processing appears to be less volatile than Freud assumed.