A. identify the constitutional clause that is common in both united states v. lopez (1995) and national labor relations board v. jones and laughlin steel corporation (1937).
b. explain how the facts in united states v. lopez led to a different holding than in national labor relations board v. jones and laughlin steel corporation.
c. explain how the holding in national labor relations board v. jones and laughlin steel corporation affected the balance of power between the states and the national government.