Ijust need a straight up answer. a, b, c, or d. what was the result of the supreme court ruling in gibbons v. ogden? the court defined interstate commerce and declared federal law supreme over state law. the court decreased the power of the federal government by restricting steamboat travel to within a state. the court decreased the power of the federal government by allowing states to tax the national bank. the court supported the establishment of a national bank and prohibited states from taxing the bank.