In Daubert v. Merrell Dow (1993), the Supreme Court ruled that ___________________________ a. expert testimony will only be admitted in court if it is based on principles generally accepted in the expert's field b. psychologists are not scientists, but can testify based on "clinical knowledge" c. judges should consider the scientiic merit of the procedures upon which an expert's testimony is based before making a decision about whether the expert will be allowed to testify d. most experts should be allowed to testify because jurors need to have as much information as possible to help them make informed decisions