Answer:
The U.S. has a three-tiered structure of courts. The first one or the first level is trial courts. There is the Supreme Court on the second level, and the third level is the federal court. Trial courts or the federal courts look into the state matters dealing with the general public, the Supreme Court, on the other hand, is the highest court of the country, and the federal court is the court to hear the matters of the constitution.
Explanation:
District Courts and Circuit Courts
District courts are the primary or level 1 of the federal court system; the purpose of the district court is to settle the disputes of different states. Also, it is the first place of appeal. They function to deal with civil and criminal cases.
Supreme Court
The Supreme Court is the only institution where the cases can be challenged after being heard in the circuit courts and district courts. There is only one Supreme Court, and it is of the highest order. The Supreme Court can decide on all the matters concerning civil or state.
Federal Court
Federal court works for the matters of the state. Federal courts take into account only the matters concerning the legislature and high officials. They help the state to deal with the matters of the legislation separately.
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