Answer: Judicial review.
Explanation: The judiciary or judicial arm of a democratic government may be summoned or required to checkmate the pronouncement, orders or excesses of the executive or legislative arms of government in other to ensure that they are acting within the confines of the power vested on them by the constitution of the land. Judicial reviews are taken up by the court, presided over by a judge and examines the steps and actions taken by the executive or legislative branches and hence ensures that the rules and regulations outlined by the constitution has not been violated.