Answer and Explanation:
dual court system the division of the courts into two separate systems, one federal and one state, with each of the fifty states having its own courts. trial court the level of court in which a case starts or is first tried.
Since Marbury, the Supreme Court has greatly expanded the power of judicial review. ... In 1958, the Supreme Court extended judicial review to mean that the Supreme Court was empowered to overrule any state action, executive, judicial or legislative, if it deems such to be unconstitutional.