William H. Riker, an American political scientist argued that the "main effect" of federalism since the Civil War has been to
a. increase ideological conflicts.
b. increase the tax burden.
c. fuel economic recessions.
d. frustrate the efforts of law enforcement.
e. perpetuate racism.
Answer: E
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.