Which of the Following Statements About CS Preexposure and Extinction

Multiple Choice

Which of the following statements about CS preexposure and extinction is true?

A) CS preexposure fails the retardation-of-acquisition test but passes the suppression test.
B) CS preexposure passes the retardation-of-acquisition test but fails the suppression test.
C) Extinction fails the retardation-of-acquisition test but passes the suppression test.
D) Extinction passes both the retardation-of-acquisition and suppression tests.