Which courts can decide questions of constitutional law?

What types of questions are in this category? or:What types of questions are in this category?or:In the U.S. it is Federal Courts and the U.S. Supreme

What types of questions are in this category?

or:What types of questions are in this category?

or:In the U.S. it is Federal Courts and the U.S. Supreme Court. In that order.

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