List what you think are the three greatest cultural achievements from the Hellenistic era. Rank the achievements in their order of importance and briefly explain your reason behind the rankings.

20 points “the creation of a mosaic was a complicated procedure that called for careful timing and teamwork. . walls were painted with resin or tar before being covered with the first of three layers of plaster. . a sketch of the projected work was then made on the plaster to serve as a guide for the various artisans. the outermost layer of plaster, in which the pieces, or tesserae, of the mosaic would be set, was spread on only enough area to contain a day’s work. some of the tesserae—small, carefully cut fragments of colored glass, marble, and semiprecious stones—were pressed into the wet plaster so that they projected at a slight angle. the stones thereby better reflected light and imbued the finished mosaic with a shimmering life of its own.” —empires besieged: time frame a. d. 200–600 how many layers of materials were under the tiles? a. two- c. four- b. three- d. five

What's the main idea of document 4 in "how democratic was andrew jackson? "

The term 'white man's burden" refers to the difficulty of converting colonists to christianity. the belief that europe had a duty to civilize other people. the conviction that white people were superior to all others. the struggle to survive in an increasingly industrialized world.