The Daubert Decision Listed Four Factors That Judges Should Consider

The Daubert decision listed four factors that judges should consider in assessing the validity and subsequent admissibility of the expert's testimony. Which of the following is not one of these four factors?

A) Whether the expert's theory or technique can and has been tested
B) The strength of the argument for the pertinent side
C) Whether the expert's theory or technique has been evaluated by peer review
D) The extent to which the expert's technique and claims have been generally accepted by the relevant scientific community