Thus is a political institution that sets national policy by interpreting the law

A. The appellate court
B. The state court
C. Court of appeals
D. Supreme Court

Is the answer D?

Yes, the correct answer is D. The Supreme Court is a political institution that sets national policy by interpreting the law. To arrive at this conclusion, it is important to understand the role and function of each option presented:

A. The appellate court: While appellate courts hear appeals from lower courts, they do not have the power to set national policy. Their primary role is to review decisions made by lower courts and determine if legal errors were made.

B. The state court: State courts primarily handle matters related to state laws and regulations. They do not have the authority to interpret federal law or set national policy.

C. Court of appeals: Court of appeals, also known as circuit courts, are one level below the Supreme Court within the federal court system. They primarily handle appeals from lower federal courts. While they play a crucial role in the legal system, their decisions also do not have the same national impact as the Supreme Court.

D. Supreme Court: The Supreme Court is the highest court in the United States, and its decisions have nationwide influence. One of its primary functions is to interpret the law, which helps shape and define national policies. Under the doctrine of judicial review, the Supreme Court has the power to declare laws unconstitutional, further emphasizing its role in setting national policy.

Therefore, the correct answer to the question is D. The Supreme Court is the political institution that sets national policy by interpreting the law.