Which One of the Following Is Provided by the Authors

Which one of the following is provided by the authors of the textbook as a reason one might support a strong state role in federalism?

A) States are laboratories of democracy.
B) States tend to have more honest elected officials.
C) Federal officials are paralyzed by special interest groups, whereas state governments are not.
D) State governments have a better record than Congress at eradicating racial discrimination and providing civil rights.