Which barrier to collective action is generally considered the easiest to overcome?

Queen Elizabeth II of the United Kingdom provides an example of

a. ascribed status. b. clan status. c. ethnic status. d. achieved status. e. biological status.

The concept of __________ holds that national and state governments are supreme in their respective spheres and that these spheres should be kept separate.

A. dual federalism B. cooperative federalism C. antifederalism D. confederation E. state sovereignty