Secular persons are more likely to do volunteer work than religious persons.

Jean Piaget's research efforts primarily employed

A) Case study methods. B) Electrophysiological measures. C) Cognitive experiments. D) Laboratory experiments.

The alliance between the United States, and other Western nations in order to form a mutual defense pact is called ______.

a. the Warsaw Pact b. the United Nations c. NATO d. UNICEF