1. Evaluate each statement as either true or false. If a statement is false, provide a correct explanation.

a. Federal spending, as a percentage of GDP, has grown substantially over the past 20 years. b. The vast majority of the federal government's revenue is collected through personal income taxes. c. Education spending is higher at the federal level than at the state and local level. d. State and local government spending has not risen much in recent decades. e. Federal government spending on national defense is at an all-time high, as a percentage of GDP. f. Foreign aid is a large portion of the federal budget. g. The US has run a federal budget deficit every year since 1972.