Which of the Following Statements About the "Rule of Four

Which of the following statements about the "rule of four" in the Supreme Court is accurate?

A) Any case hoping to be heard by the Supreme Court must be at least four years out from initial verdict.
B) For a case to be heard by the Supreme Court, at least four justices must vote to hear it.
C) Four states must sign on to support any writ of certiorari presented to the Supreme Court.
D) For a case to be heard by the Supreme Court, at least four writs of certiorari must be presented.