Based on this expert how did banksy counteract this characterization as a "sell out"?

Newspaper started by john campbell:

The 6th amendment's guarantee of a speedy and public trial is aimed at a. deterring potential criminals by fear of swift and certain punishment. b. trying those accused of crimes without undue delay and avoiding secret trials. c. eliminating overcrowded dockets in the nation's criminal courts. d. preventing jurors from being unduly influenced by public opinion.

Which of the following best illustrates the process of the supreme court’s review of a case?