The method of study used by wilhelm wundt and his collaborators to discover the basic elements, or "structures," of mental processes was

a. psychonautics
b. natural selection
c. introspection
d. psychoanalysis

New communication technologies, improved transportation, and advanced military weapons made it possible for countries to speed up acquiring territory. rule large amounts of territory. fight off competition from opposing nations. expand their economies, which aided in conguest.