The Olmec civilization in Mesoamerica pre-dated the Maya and Aztec civilizations in the same region. What contribution did the Olmec people make to the Maya and Aztec civilizations?

A. The development of quipu
B. The development of the calendar
C. The development of wheat farming
D. The development of cattle ranching

Functionalism was a school of psychology that focused attention on the

How has the elimination of trade barriers affected the movement of goods among member countries of the european union? a. member countries are able to produce all the goods they need. b. goods can move freely among member countries. c. member countries no longer need to trade with countries outside the eu. d. larger countries are able to import more goods than smaller ones.

Which statement best explains the "culture of life? " (plato) a. it is the belief that all life is sacred and the implementation of policy in line with that vision. b. it is the idea that human embryos should be used to find cures to medical conditions. c. it is the belief that god created the world and that no one should meddle in affairs of life and death. d. it is the belief that human beings have the right to determine when and how they should die.