The Texas Department of Transportation (TxDOT) estimates that for every billion it borrows, it will have to pay $______ million in annual interest rates.

Before the 1974 Congressional Budget and Impoundment Control Act, the president was able to use ______ as an indirect means of overruling Congress when he was not able to do so through the normal legislative process.

Fill in the blank(s) with the appropriate word(s).

In unitary systems of government, power is

a. distributed among the population evenly. b. concentrated at the national level. c. split between states evenly. d. concentrated at the state level.