Most PAC money goes to incumbent officeholders rather than challengers. (True or false?)

Most PAC money goes to incumbent officeholders rather than challengers.
 
  Indicate whether the statement is true or false

Question -2-

Which of the following federal programs is not geared primarily to assist low-income persons?
 
  a. Medicare
  b. Medicaid
  c. SSI
  d. TANF
  e. Food Stamps

Question -3-

In McCulloch v. Maryland, the Supreme Court ruled that Congress had the authority to charter a national bank on the basis of
 
  a. the Supremacy Clause.
  b. the doctrine of implied powers.
  c. the Tenth Amendment.
  d. Congress's delegated powers.
  e. reserved powers.

Question -4-

Interest groups can contribute an unlimited amount of money to 527 committees.
 
  Indicate whether the statement is true or false