The hellenistic period can best be defined by which of the following statements? a. the period was marked by the blending of greek culture with ideas from persia, egypt, and central asia. b. the period was marked by the invention of agriculture and the rise of civilization as we know it today. c. the period was best known for rise of dualism, the belief that the world is ruled by the opposing forces of good and evil. d. the period was best known for the expansion of christianity through conquests made in the name of the catholic church.