Which of the Following Is True of Policymaking in the United

Which of the following is true of policymaking in the United States?

A) Policymaking is the primary function of the trial courts.
B) Federal courts cannot influence policy when they apply the law.
C) Policymaking is an unavoidable function of the federal court.
D) District courts cannot establish policy when they interpret the law.
E) The doctrine of stare decisis allows the Supreme Court to make policies.