Surveys find abundant evidence that opinions differ among income classes and the differences are greater than those found in most other modern industrial nations.

The great surge from neolithic stone tools into the age of metals occurred during

A) The Golden Age. B) 6000-4000 B.C. C) the antediluvian era. D) the Age of Enlightenment.

The constitutionality of the Patient Protection and Affordable Care Act is most likely to hinge on the Supreme Court's interpretation of

a. McCulloch v. Maryland. b. the privileges and immunities clause. c. the full faith and credit clause. d. the commerce clause. e. the supremacy clause.