Jane: Professor Harper's for modifying the design of guitars are of no value because there is no general agreement among musicians as to what a guitar should sound like and, consequently, no widely accepted basis for evaluating the merits of a guitar's sound.
Mark: What's more. Harper's ideas have had enough time to be adopted if they really resulted in superior sound. It took only ten years for the Torres design for guitars to be almost universally adopted because of the improvement it makes in tonal quality.
Which one of the following most accurately describes the relationships between Jane's argument and Mark's argument?
A. Mark's argument shows how a weakness in Jane's argument can be overcome.
B. Mark's argument has a premise in common with Jane's argument.
C. Mark and Jane use similar techniques to argue for different conclusions
D. Mark's argument restates Jane's argument in other terms.
E. Mark's argument and Jane's argument are based on conflicting suppositions.
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