Which of the Following Is NOT Considered to Be a Check

Which of the following is NOT considered to be a check on the independence of the Supreme Court?

A) Congress passes a law to reverse a decision made by the Court.
B) The president threatens to pack the Court with justices who have pledged to support his or her policy preferences.
C) The power to appoint justices is shared by the president and the Senate, thereby freeing the Court from being beholden to any one institution or individual.
D) Congress decides to no longer permit the Court to review capital punishment cases.
E) The Congress has the power to set the jurisdiction of courts.