The first communist leader of Russia, who appealed to Russian nationalism in creating the Soviet Union was

Cultures have changed in all of the following ways except by

a. involuntary innovation imposed by outsiders. b. adaptations to their physical environment. c. developing biological races. d. internal inventions. e. innovations adopted from other societies.

Whose book American Dilemma addresses the paradox that a society presumably founded on the principle that all people are created equal has "a race problem"?

A) Gunnar Mydral B) Charles E. Silberman C) William Julius Wilson D) Ralph Ellison E) Joseph Smith