When a justice agrees with the Court ruling majority but not all of its reasoning, he or she may often write a O Concurring opinion Dissenting opinion Concurring dissention Agree opinion 17 1 point The size of the U.S. Supreme Court is set by The Constitution The President of the US The Supreme Court Congress 18 1 point Common law statutes are created by legislative action of Congress True False 19 1 point Prior cases whose principles are used by judges to decide current cases are called public law en blanc decisions precedents ex post facto cases 20 1 point Marbury v. Madison was decided in 1798 1805 1803 1807