Which of the following is true about responsibility in the u. s. court system? state courts handle most criminal and civil trials, whereas federal courts address constitutional law and appeals from state courts of last resort. state courts handle constitutional law, but only the federal courts can make new laws based on their interpretations. state courts handle appeals from the federal district courts, and federal district courts handle appeals from state courts as a check on the power of the courts. state courts handle local trial courts and most cases though the federal court has authority to select certain cases to hear.