Which statement characterizes John Maynard Keynes' approach to economic management?

Which statement characterizes John Maynard Keynes' approach to economic management?
 
  a. Keynes advocated trickle down economic policies.
  b. Keynes proposed dampening the swings of the business cycle.
  c. Keynes argued for stronger stimulus packages to corporations and small businesses.
  d. Keynes suggested infusing the economy with government funds to promote spending.

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First-order civil divisions in the United States are represented by __________.
 
  a. municipalities
  b. states
  c. counties
  d. districts

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What is the core argument of Anthony Downs's landmark 1957 work, An Economic Theory of Democracy?
 
  a. People vote if the returns outweigh the costs.
  b. Property owners vote less frequently than renters.
  c. Citizens need more than two political parties to be adequately represented.
  d. People will not vote if they do not see meaningful distinctions between the candidates.