Question ID:PT62 S3 Q23 Passage:Exactly six witnesses will testify in a trial: Mangione, Ramirez, Sanderson, Tannenbaum, Ujemori, and Wong. The witnesses will testify one by one, and each only once. The order in which the witnesses testify is subject to the following constraints:Sanderson must testify immediately before either Tannenbaum or Ujemori.Ujemori must testify earlier than both Ramirez and Wong.Either Tannenbaum or Wong must testify immediately before Mangione. Stem:Which one of the following pairs of witnesses CANNOT testify first and second, respectively? Correct Answer Choice:DChoice A:Sanderson, Ujemori Choice B:Tannenbaum, Mangione Choice C:Tannenbaum, Sanderson Choice D:Ujemori, Tannenbaum Choice E:Ujemori, Wong