The Supreme Court of the United States is mainly an appellate court, meaning
A) it cannot hear a case the first time.
B) it is the court used by the military services.
C) it is always allowed to rule on any case it sees fit.
D) it hears a case after another court has ruled on that case.

C) it is always allowed to rule on any case it sees fit.

Explanation:

The Supreme Court is a federal court. This means that it can hear cases prosecuted by the U.S. government. The Supreme Court can also hear any case that involves federal law and the U.S. Constitution.

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