Which of the Following Substitutes Was Not Presented as an Alternative

Which of the following substitutes was not presented as an alternative means of judicial selection?

A) increased levels of experience to serve on the bench
B) an appoint-elect-retain process
C) appellate vacancies filled by gubernatorial appointment with senatorial confirmation, followed by nonpartisan and retention elections
D) merit selection
E) open primary elections followed by general nonpartisan retention elections